31332232113201 has 24 divisors (see below), whose sum is σ = 45371197655784. Its totient is φ = 20835787407360.

The previous prime is 31332232113157. The next prime is 31332232113253. The reversal of 31332232113201 is 10231123223313.

31332232113201 is a `hidden beast` number, since 3 + 1 + 3 + 322 + 3 + 2 + 11 + 320 + 1 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 1962801 + 31332230150400 = 1401^2 + 5597520^2 .

It is not a de Polignac number, because 31332232113201 - 2¹⁹ = 31332231588913 is a prime.

It is not an unprimeable number, because it can be changed into a prime (31332232112201) 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, 10991665 + ... + 13545521.

It is an arithmetic number, because the mean of its divisors is an integer number (1890466568991).

Almost surely, 2^{31332232113201} is an apocalyptic number.

It is an amenable number.

31332232113201 is a deficient number, since it is larger than the sum of its proper divisors (14038965542583).

31332232113201 is a wasteful number, since it uses less digits than its factorization.

31332232113201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2557281 (or 2557278 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 31332232113201 its reverse (10231123223313), we get a palindrome (41563355336514).

The spelling of 31332232113201 in words is "thirty-one trillion, three hundred thirty-two billion, two hundred thirty-two million, one hundred thirteen thousand, two hundred one".