1022111320120 has 64 divisors (see below), whose sum is σ = 2551341110400. Its totient is φ = 365377226880.

The previous prime is 1022111320093. The next prime is 1022111320133. The reversal of 1022111320120 is 210231112201.

1022111320120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 1022111320094 and 1022111320103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19660314 + ... + 19712233.

It is an arithmetic number, because the mean of its divisors is an integer number (39864704850).

Almost surely, 2^{1022111320120} is an apocalyptic number.

1022111320120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022111320120 is an abundant number, since it is smaller than the sum of its proper divisors (1529229790280).

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

1022111320120 is a wasteful number, since it uses less digits than its factorization.

1022111320120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39372628 (or 39372624 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 1022111320120 its reverse (210231112201), we get a palindrome (1232342432321).

The spelling of 1022111320120 in words is "one trillion, twenty-two billion, one hundred eleven million, three hundred twenty thousand, one hundred twenty".