10132320138 has 16 divisors (see below), whose sum is σ = 20542238976. Its totient is φ = 3331173600.

The previous prime is 10132320137. The next prime is 10132320169. The reversal of 10132320138 is 83102323101.

It is a super-2 number, since 2×10132320138² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10132320137) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11566138 + ... + 11567013.

It is an arithmetic number, because the mean of its divisors is an integer number (1283889936).

Almost surely, 2^10132320138 is an apocalyptic number.

10132320138 is an abundant number, since it is smaller than the sum of its proper divisors (10409918838).

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

10132320138 is a wasteful number, since it uses less digits than its factorization.

10132320138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23133229.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 10132320138 its reverse (83102323101), we get a palindrome (93234643239).

The spelling of 10132320138 in words is "ten billion, one hundred thirty-two million, three hundred twenty thousand, one hundred thirty-eight".