31734466121 has 16 divisors (see below), whose sum is σ = 33697536000. Its totient is φ = 29801811600.

The previous prime is 31734466109. The next prime is 31734466133. The reversal of 31734466121 is 12166443713.

It is an interprime number because it is at equal distance from previous prime (31734466109) and next prime (31734466133).

It is not a de Polignac number, because 31734466121 - 2²² = 31730271817 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (31734766121) 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, 1009166 + ... + 1040136.

It is an arithmetic number, because the mean of its divisors is an integer number (2106096000).

Almost surely, 2^31734466121 is an apocalyptic number.

It is an amenable number.

31734466121 is a deficient number, since it is larger than the sum of its proper divisors (1963069879).

31734466121 is a wasteful number, since it uses less digits than its factorization.

31734466121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31460.

The product of its digits is 72576, while the sum is 38.

The spelling of 31734466121 in words is "thirty-one billion, seven hundred thirty-four million, four hundred sixty-six thousand, one hundred twenty-one".