1023222512532 has 48 divisors (see below), whose sum is σ = 2659982717952. Its totient is φ = 303470246880.

The previous prime is 1023222512483. The next prime is 1023222512539. The reversal of 1023222512532 is 2352152223201.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1023222512532.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1023222512539) 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, 82458538 + ... + 82470945.

It is an arithmetic number, because the mean of its divisors is an integer number (55416306624).

Almost surely, 2^{1023222512532} is an apocalyptic number.

1023222512532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1023222512532 is an abundant number, since it is smaller than the sum of its proper divisors (1636760205420).

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

1023222512532 is a wasteful number, since it uses less digits than its factorization.

1023222512532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164929548 (or 164929546 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 1023222512532 its reverse (2352152223201), we get a palindrome (3375374735733).

The spelling of 1023222512532 in words is "one trillion, twenty-three billion, two hundred twenty-two million, five hundred twelve thousand, five hundred thirty-two".