40312412321331 has 32 divisors (see below), whose sum is σ = 59953467859200. Its totient is φ = 23944205214720.

The previous prime is 40312412321327. The next prime is 40312412321351. The reversal of 40312412321331 is 13312321421304.

It is not a de Polignac number, because 40312412321331 - 2² = 40312412321327 is a prime.

It is a super-2 number, since 2×40312412321331² (a number of 28 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40312412321351) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14888305 + ... + 17386386.

It is an arithmetic number, because the mean of its divisors is an integer number (1873545870600).

Almost surely, 2^{40312412321331} is an apocalyptic number.

40312412321331 is a deficient number, since it is larger than the sum of its proper divisors (19641055537869).

40312412321331 is a wasteful number, since it uses less digits than its factorization.

40312412321331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32276019.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 40312412321331 its reverse (13312321421304), we get a palindrome (53624733742635).

The spelling of 40312412321331 in words is "forty trillion, three hundred twelve billion, four hundred twelve million, three hundred twenty-one thousand, three hundred thirty-one".