1021042022320 has 20 divisors (see below), whose sum is σ = 2373922702080. Its totient is φ = 408416808896.

The previous prime is 1021042022303. The next prime is 1021042022339. The reversal of 1021042022320 is 232202401201.

It is a tau number, because it is divible by the number of its divisors (20).

It is a super-2 number, since 2×1021042022320² (a number of 25 digits) contains 22 as substring.

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, 6381512560 + ... + 6381512719.

It is an arithmetic number, because the mean of its divisors is an integer number (118696135104).

Almost surely, 2^{1021042022320} is an apocalyptic number.

1021042022320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1021042022320 is an abundant number, since it is smaller than the sum of its proper divisors (1352880679760).

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

1021042022320 is a wasteful number, since it uses less digits than its factorization.

1021042022320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12763025292 (or 12763025286 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 1021042022320 its reverse (232202401201), we get a palindrome (1253244423521).

The spelling of 1021042022320 in words is "one trillion, twenty-one billion, forty-two million, twenty-two thousand, three hundred twenty".