1011010111120 has 40 divisors (see below), whose sum is σ = 2474314223040. Its totient is φ = 383119620480.

The previous prime is 1011010111103. The next prime is 1011010111123. The reversal of 1011010111120 is 211110101101.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a junction number, because it is equal to n+sod(n) for n = 1011010111097 and 1011010111106.

It is not an unprimeable number, because it can be changed into a prime (1011010111123) 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, 332567596 + ... + 332570635.

It is an arithmetic number, because the mean of its divisors is an integer number (61857855576).

Almost surely, 2^{1011010111120} is an apocalyptic number.

1011010111120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1011010111120 is an abundant number, since it is smaller than the sum of its proper divisors (1463304111920).

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

1011010111120 is a wasteful number, since it uses less digits than its factorization.

1011010111120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 665138263 (or 665138257 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 10.

Adding to 1011010111120 its reverse (211110101101), we get a palindrome (1222120212221).

The spelling of 1011010111120 in words is "one trillion, eleven billion, ten million, one hundred eleven thousand, one hundred twenty".