31222014003142 has 32 divisors (see below), whose sum is σ = 48700913909760. Its totient is φ = 15001619411520.

The previous prime is 31222014003107. The next prime is 31222014003143. The reversal of 31222014003142 is 24130041022213.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31222014003143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9336918 + ... + 12232009.

It is an arithmetic number, because the mean of its divisors is an integer number (1521903559680).

Almost surely, 2^{31222014003142} is an apocalyptic number.

31222014003142 is a deficient number, since it is larger than the sum of its proper divisors (17478899906618).

31222014003142 is a wasteful number, since it uses less digits than its factorization.

31222014003142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21569236.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 31222014003142 its reverse (24130041022213), we get a palindrome (55352055025355).

The spelling of 31222014003142 in words is "thirty-one trillion, two hundred twenty-two billion, fourteen million, three thousand, one hundred forty-two".