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20010120111302 = 2101175956316089
BaseRepresentation
bin1001000110010111110000…
…00110011110010011000110
32121211221121200020102111212
410203023320012132103012
510110321211222030202
6110320304451131422
74133453300400356
oct443137006362306
977757550212455
1020010120111302
11641527615a492
1222b21188a3b72
13b21c3bb36989
144d26d0328b66
1524a79856c652
hex1232f819e4c6

20010120111302 has 16 divisors (see below), whose sum is σ = 30329593430400. Its totient is φ = 9900368270400.

The previous prime is 20010120111287. The next prime is 20010120111347. The reversal of 20010120111302 is 20311102101002.

It is a congruent number.

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, 27802727 + ... + 28513362.

It is an arithmetic number, because the mean of its divisors is an integer number (1895599589400).

Almost surely, 220010120111302 is an apocalyptic number.

20010120111302 is a deficient number, since it is larger than the sum of its proper divisors (10319473319098).

20010120111302 is a wasteful number, since it uses less digits than its factorization.

20010120111302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56317951.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 20010120111302 its reverse (20311102101002), we get a palindrome (40321222212304).

The spelling of 20010120111302 in words is "twenty trillion, ten billion, one hundred twenty million, one hundred eleven thousand, three hundred two".

Divisors: 1 2 101 202 1759 3518 177659 355318 56316089 112632178 5687924989 11375849978 99060000551 198120001102 10005060055651 20010120111302