30231131140 has 72 divisors (see below), whose sum is σ = 73881061632. Its totient is φ = 10360647360.

The previous prime is 30231131137. The next prime is 30231131141. The reversal of 30231131140 is 4113113203.

It is not an unprimeable number, because it can be changed into a prime (30231131141) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3134125 + ... + 3143755.

It is an arithmetic number, because the mean of its divisors is an integer number (1026125856).

Almost surely, 2^30231131140 is an apocalyptic number.

It is an amenable number.

30231131140 is an abundant number, since it is smaller than the sum of its proper divisors (43649930492).

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

30231131140 is a wasteful number, since it uses less digits than its factorization.

30231131140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12857 (or 12848 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 30231131140 its reverse (4113113203), we get a palindrome (34344244343).

The spelling of 30231131140 in words is "thirty billion, two hundred thirty-one million, one hundred thirty-one thousand, one hundred forty".