1011011010120 has 96 divisors (see below), whose sum is σ = 3428646062400. Its totient is φ = 257881067136.

The previous prime is 1011011010083. The next prime is 1011011010167. The reversal of 1011011010120 is 210101101101.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 61043110 + ... + 61059669.

It is an arithmetic number, because the mean of its divisors is an integer number (35715063150).

Almost surely, 2^{1011011010120} is an apocalyptic number.

1011011010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011011010120 is an abundant number, since it is smaller than the sum of its proper divisors (2417635052280).

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

1011011010120 is a wasteful number, since it uses less digits than its factorization.

1011011010120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 122102819 (or 122102812 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 1011011010120 its reverse (210101101101), we get a palindrome (1221112111221).

The spelling of 1011011010120 in words is "one trillion, eleven billion, eleven million, ten thousand, one hundred twenty".