31332013200142 has 16 divisors (see below), whose sum is σ = 47455628399712. Its totient is φ = 15513478843680.

The previous prime is 31332013200083. The next prime is 31332013200197. The reversal of 31332013200142 is 24100231023313.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5393608 + ... + 9578884.

It is an arithmetic number, because the mean of its divisors is an integer number (2965976774982).

Almost surely, 2^{31332013200142} is an apocalyptic number.

31332013200142 is a deficient number, since it is larger than the sum of its proper divisors (16123615199570).

31332013200142 is a wasteful number, since it uses less digits than its factorization.

31332013200142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4221723.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 31332013200142 its reverse (24100231023313), we get a palindrome (55432244223455).

The spelling of 31332013200142 in words is "thirty-one trillion, three hundred thirty-two billion, thirteen million, two hundred thousand, one hundred forty-two".