1022000020120 has 16 divisors (see below), whose sum is σ = 2299500045360. Its totient is φ = 408800008032.

The previous prime is 1022000020043. The next prime is 1022000020133. The reversal of 1022000020120 is 210200002201.

It is a super-2 number, since 2×1022000020120² (a number of 25 digits) contains 22 as substring.

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 = 1022000020097 and 1022000020106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12775000212 + ... + 12775000291.

It is an arithmetic number, because the mean of its divisors is an integer number (143718752835).

Almost surely, 2^{1022000020120} is an apocalyptic number.

1022000020120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022000020120 is an abundant number, since it is smaller than the sum of its proper divisors (1277500025240).

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

1022000020120 is a wasteful number, since it uses less digits than its factorization.

1022000020120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25550000514 (or 25550000510 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 1022000020120 its reverse (210200002201), we get a palindrome (1232200022321).

The spelling of 1022000020120 in words is "one trillion, twenty-two billion, twenty thousand, one hundred twenty".