1022001010120 has 64 divisors (see below), whose sum is σ = 2412592727040. Its totient is φ = 389127801600.

The previous prime is 1022001010099. The next prime is 1022001010123. The reversal of 1022001010120 is 210101002201.

1022001010120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 = 1022001010097 and 1022001010106.

It is not an unprimeable number, because it can be changed into a prime (1022001010123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6680052 + ... + 6831331.

It is an arithmetic number, because the mean of its divisors is an integer number (37696761360).

Almost surely, 2^{1022001010120} is an apocalyptic number.

1022001010120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022001010120 is an abundant number, since it is smaller than the sum of its proper divisors (1390591716920).

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

1022001010120 is a wasteful number, since it uses less digits than its factorization.

1022001010120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13511486 (or 13511482 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1022001010120 its reverse (210101002201), we get a palindrome (1232102012321).

The spelling of 1022001010120 in words is "one trillion, twenty-two billion, one million, ten thousand, one hundred twenty".