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20200310022020 = 2252692013751901
BaseRepresentation
bin1001001011111010000000…
…10011011001111110000100
32122112010112100002221102012
410211331000103121332010
510121430213331201040
6110543521101033352
74153265341066112
oct445750023317604
978463470087365
1020200310022020
1164889a3428387
122322b56b55858
13b36b5b8cc59b
144db9b35a0ab2
152506ca648865
hex125f404d9f84

20200310022020 has 24 divisors (see below), whose sum is σ = 42420819932568. Its totient is φ = 8080091840000.

The previous prime is 20200310022007. The next prime is 20200310022071. The reversal of 20200310022020 is 2022001300202.

It can be written as a sum of positive squares in 4 ways, for example, as 706813481284 + 19493496540736 = 840722^2 + 4415144^2 .

It is a junction number, because it is equal to n+sod(n) for n = 20200310021986 and 20200310022004.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3508070 + ... + 7259970.

It is an arithmetic number, because the mean of its divisors is an integer number (1767534163857).

Almost surely, 220200310022020 is an apocalyptic number.

20200310022020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20200310022020 is an abundant number, since it is smaller than the sum of its proper divisors (22220509910548).

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

20200310022020 is a wasteful number, since it uses less digits than its factorization.

20200310022020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4021111 (or 4021109 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 20200310022020 its reverse (2022001300202), we get a palindrome (22222311322222).

The spelling of 20200310022020 in words is "twenty trillion, two hundred billion, three hundred ten million, twenty-two thousand, twenty".

Divisors: 1 2 4 5 10 20 269201 538402 1076804 1346005 2692010 3751901 5384020 7503802 15007604 18759505 37519010 75038020 1010015501101 2020031002202 4040062004404 5050077505505 10100155011010 20200310022020