1020101120992 has 48 divisors (see below), whose sum is σ = 2020155228000. Its totient is φ = 507052592640.

The previous prime is 1020101120923. The next prime is 1020101120993. The reversal of 1020101120992 is 2990211010201.

1020101120992 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1020101120992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020101120993) 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, 4738509 + ... + 4949107.

It is an arithmetic number, because the mean of its divisors is an integer number (42086567250).

Almost surely, 2^{1020101120992} is an apocalyptic number.

It is an amenable number.

1020101120992 is a deficient number, since it is larger than the sum of its proper divisors (1000054107008).

1020101120992 is a wasteful number, since it uses less digits than its factorization.

1020101120992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211499 (or 211491 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 28.

The spelling of 1020101120992 in words is "one trillion, twenty billion, one hundred one million, one hundred twenty thousand, nine hundred ninety-two".