1021230342522 has 48 divisors (see below), whose sum is σ = 2383457207040. Its totient is φ = 314147392416.

The previous prime is 1021230342487. The next prime is 1021230342551. The reversal of 1021230342522 is 2252430321201.

1021230342522 is a `hidden beast` number, since 1 + 0 + 2 + 1 + 230 + 3 + 425 + 2 + 2 = 666.

1021230342522 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1021230342522² (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 23 ways as a sum of consecutive naturals, for example, 419523 + ... + 1489449.

It is an arithmetic number, because the mean of its divisors is an integer number (49655358480).

Almost surely, 2^{1021230342522} is an apocalyptic number.

1021230342522 is an abundant number, since it is smaller than the sum of its proper divisors (1362226864518).

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

1021230342522 is a wasteful number, since it uses less digits than its factorization.

1021230342522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074027 (or 1074024 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

Adding to 1021230342522 its reverse (2252430321201), we get a palindrome (3273660663723).

The spelling of 1021230342522 in words is "one trillion, twenty-one billion, two hundred thirty million, three hundred forty-two thousand, five hundred twenty-two".