2109291929112 has 64 divisors (see below), whose sum is σ = 5651216974080. Its totient is φ = 654351426432.

The previous prime is 2109291929099. The next prime is 2109291929153. The reversal of 2109291929112 is 2119291929012.

It is a super-2 number, since 2×2109291929112² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (48) coincides with the sum of the digits of its distinct prime factors.

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, 51617158 + ... + 51658005.

It is an arithmetic number, because the mean of its divisors is an integer number (88300265220).

Almost surely, 2^{2109291929112} is an apocalyptic number.

It is an amenable number.

2109291929112 is an abundant number, since it is smaller than the sum of its proper divisors (3541925044968).

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

2109291929112 is a wasteful number, since it uses less digits than its factorization.

2109291929112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103275232 (or 103275228 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 48.

The spelling of 2109291929112 in words is "two trillion, one hundred nine billion, two hundred ninety-one million, nine hundred twenty-nine thousand, one hundred twelve".