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20202110101000 = 235331651680971
BaseRepresentation
bin1001001011111101010111…
…00110001010011000001000
32122112022011210021102120001
410211332223212022120020
510121442410141213000
6110544415443012344
74153361056362562
oct445765346123010
978468153242501
1020202110101000
116489737536363
12232337996a0b4
13b37087819589
144dbb04698332
152507836ba46a
hex125fab98a608

20202110101000 has 64 divisors (see below), whose sum is σ = 48797871183360. Its totient is φ = 7820171640000.

The previous prime is 20202110100979. The next prime is 20202110101067. The reversal of 20202110101000 is 10101120202.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 325809486 + ... + 325871485.

It is an arithmetic number, because the mean of its divisors is an integer number (762466737240).

Almost surely, 220202110101000 is an apocalyptic number.

20202110101000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20202110101000 is an abundant number, since it is smaller than the sum of its proper divisors (28595761082360).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20202110101000 is a wasteful number, since it uses less digits than its factorization.

20202110101000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 651681023 (or 651681009 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20202110101000 its reverse (10101120202), we get a palindrome (20212211221202).

The spelling of 20202110101000 in words is "twenty trillion, two hundred two billion, one hundred ten million, one hundred one thousand".

Divisors: 1 2 4 5 8 10 20 25 31 40 50 62 100 124 125 155 200 248 250 310 500 620 775 1000 1240 1550 3100 3875 6200 7750 15500 31000 651680971 1303361942 2606723884 3258404855 5213447768 6516809710 13033619420 16292024275 20202110101 26067238840 32584048550 40404220202 65168097100 80808440404 81460121375 101010550505 130336194200 161616880808 162920242750 202021101010 325840485500 404042202020 505052752525 651680971000 808084404040 1010105505050 2020211010100 2525263762625 4040422020200 5050527525250 10101055050500 20202110101000