1010112001992 has 48 divisors (see below), whose sum is σ = 2735793815040. Its totient is φ = 336694916448.

The previous prime is 1010112001957. The next prime is 1010112002017. The reversal of 1010112001992 is 2991002110101.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2830153 + ... + 3167015.

It is an arithmetic number, because the mean of its divisors is an integer number (56995704480).

Almost surely, 2^{1010112001992} is an apocalyptic number.

1010112001992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1010112001992 is an abundant number, since it is smaller than the sum of its proper divisors (1725681813048).

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

1010112001992 is a wasteful number, since it uses less digits than its factorization.

1010112001992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378522 (or 378515 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 27.

The spelling of 1010112001992 in words is "one trillion, ten billion, one hundred twelve million, one thousand, nine hundred ninety-two".