10111099992 has 32 divisors (see below), whose sum is σ = 28888857600. Its totient is φ = 2888885664.

The previous prime is 10111099991. The next prime is 10111099997. The reversal of 10111099992 is 29999011101.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10111099991) 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, 30092392 + ... + 30092727.

It is an arithmetic number, because the mean of its divisors is an integer number (902776800).

Almost surely, 2^10111099992 is an apocalyptic number.

10111099992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10111099992 is an abundant number, since it is smaller than the sum of its proper divisors (18777757608).

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

10111099992 is a wasteful number, since it uses less digits than its factorization.

10111099992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60185135 (or 60185131 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 42.

It can be divided in two parts, 101110 and 99992, that added together give a palindrome (201102).

The spelling of 10111099992 in words is "ten billion, one hundred eleven million, ninety-nine thousand, nine hundred ninety-two".