2112355034556 has 48 divisors (see below), whose sum is σ = 5314434631968. Its totient is φ = 649163692800.

The previous prime is 2112355034549. The next prime is 2112355034593. The reversal of 2112355034556 is 6554305532112.

It is a congruent number.

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, 8118415 + ... + 8374566.

It is an arithmetic number, because the mean of its divisors is an integer number (110717388166).

Almost surely, 2^{2112355034556} is an apocalyptic number.

2112355034556 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

2112355034556 is an abundant number, since it is smaller than the sum of its proper divisors (3202079597412).

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

2112355034556 is a wasteful number, since it uses less digits than its factorization.

2112355034556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16493822 (or 16493820 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 42.

The spelling of 2112355034556 in words is "two trillion, one hundred twelve billion, three hundred fifty-five million, thirty-four thousand, five hundred fifty-six".