10223138532 has 48 divisors (see below), whose sum is σ = 25058275200. Its totient is φ = 3237662208.

The previous prime is 10223138521. The next prime is 10223138573. The reversal of 10223138532 is 23583132201.

It is a happy number.

It is a super-2 number, since 2×10223138532² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10223138532.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 83173 + ... + 165420.

It is an arithmetic number, because the mean of its divisors is an integer number (522047400).

Almost surely, 2^10223138532 is an apocalyptic number.

10223138532 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10223138532 is an abundant number, since it is smaller than the sum of its proper divisors (14835136668).

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

10223138532 is a wasteful number, since it uses less digits than its factorization.

10223138532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248772 (or 248770 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The spelling of 10223138532 in words is "ten billion, two hundred twenty-three million, one hundred thirty-eight thousand, five hundred thirty-two".