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12111113213202 = 2317118736404051
BaseRepresentation
bin1011000000111101011010…
…0110011101010100010010
31120212210220022012011121010
42300033112212131110102
53041412024440310302
641431434003511350
72356666450520343
oct260172646352422
946783808164533
1012111113213202
11394a326744523
12143726b388556
1369b0c4715713
142dc2769800ca
15160087b0e16c
hexb03d699d512

12111113213202 has 16 divisors (see below), whose sum is σ = 25647063275232. Its totient is φ = 3799564929600.

The previous prime is 12111113213201. The next prime is 12111113213203. The reversal of 12111113213202 is 20231231111121.

It is an interprime number because it is at equal distance from previous prime (12111113213201) and next prime (12111113213203).

It is not an unprimeable number, because it can be changed into a prime (12111113213201) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59368201924 + ... + 59368202127.

It is an arithmetic number, because the mean of its divisors is an integer number (1602941454702).

Almost surely, 212111113213202 is an apocalyptic number.

12111113213202 is an abundant number, since it is smaller than the sum of its proper divisors (13535950062030).

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

12111113213202 is a wasteful number, since it uses less digits than its factorization.

12111113213202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118736404073.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 12111113213202 its reverse (20231231111121), we get a palindrome (32342344324323).

The spelling of 12111113213202 in words is "twelve trillion, one hundred eleven billion, one hundred thirteen million, two hundred thirteen thousand, two hundred two".

Divisors: 1 2 3 6 17 34 51 102 118736404051 237472808102 356209212153 712418424306 2018518868867 4037037737734 6055556606601 12111113213202