30231000000132 has 48 divisors (see below), whose sum is σ = 70795200460992. Its totient is φ = 10040401526400.

The previous prime is 30231000000107. The next prime is 30231000000137. The reversal of 30231000000132 is 23100000013203.

It is a super-2 number, since 2×30231000000132² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (30231000000137) 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, 237412882 + ... + 237540182.

It is an arithmetic number, because the mean of its divisors is an integer number (1474900009604).

Almost surely, 2^{30231000000132} is an apocalyptic number.

It is an amenable number.

30231000000132 is an abundant number, since it is smaller than the sum of its proper divisors (40564200460860).

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

30231000000132 is a wasteful number, since it uses less digits than its factorization.

30231000000132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 199028 (or 199026 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 15.

Adding to 30231000000132 its reverse (23100000013203), we get a palindrome (53331000013335).

The spelling of 30231000000132 in words is "thirty trillion, two hundred thirty-one billion, one hundred thirty-two", and thus it is an aban number.