231210131032 has 8 divisors (see below), whose sum is σ = 433518995700. Its totient is φ = 115605065512.

The previous prime is 231210131029. The next prime is 231210131041. The reversal of 231210131032 is 230131012132.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14450633182 + ... + 14450633197.

Almost surely, 2^231210131032 is an apocalyptic number.

It is an amenable number.

231210131032 is a deficient number, since it is larger than the sum of its proper divisors (202308864668).

231210131032 is a wasteful number, since it uses less digits than its factorization.

231210131032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28901266385 (or 28901266381 counting only the distinct ones).

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

Adding to 231210131032 its reverse (230131012132), we get a palindrome (461341143164).

The spelling of 231210131032 in words is "two hundred thirty-one billion, two hundred ten million, one hundred thirty-one thousand, thirty-two".