232331320197 has 16 divisors (see below), whose sum is σ = 344993160960. Its totient is φ = 154528171200.

The previous prime is 232331320171. The next prime is 232331320211. The reversal of 232331320197 is 791023133232.

232331320197 is a `hidden beast` number, since 2 + 32 + 331 + 3 + 201 + 97 = 666.

It is not a de Polignac number, because 232331320197 - 2¹² = 232331316101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232331320127) 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, 9970804 + ... + 9994077.

It is an arithmetic number, because the mean of its divisors is an integer number (21562072560).

Almost surely, 2^232331320197 is an apocalyptic number.

232331320197 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

It is an amenable number.

232331320197 is a deficient number, since it is larger than the sum of its proper divisors (112661840763).

232331320197 is a wasteful number, since it uses less digits than its factorization.

232331320197 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19965321 (or 19965315 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 36.

The spelling of 232331320197 in words is "two hundred thirty-two billion, three hundred thirty-one million, three hundred twenty thousand, one hundred ninety-seven".