1111210022120 has 32 divisors (see below), whose sum is σ = 2727515509920. Its totient is φ = 404076371520.

The previous prime is 1111210022077. The next prime is 1111210022141. The reversal of 1111210022120 is 212200121111.

It is a junction number, because it is equal to n+sod(n) for n = 1111210022095 and 1111210022104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262738222 + ... + 1262739101.

It is an arithmetic number, because the mean of its divisors is an integer number (85234859685).

Almost surely, 2^{1111210022120} is an apocalyptic number.

1111210022120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111210022120 is an abundant number, since it is smaller than the sum of its proper divisors (1616305487800).

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

1111210022120 is a wasteful number, since it uses less digits than its factorization.

1111210022120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2525477345 (or 2525477341 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 1111210022120 its reverse (212200121111), we get a palindrome (1323410143231).

The spelling of 1111210022120 in words is "one trillion, one hundred eleven billion, two hundred ten million, twenty-two thousand, one hundred twenty".