312234140004131 has 2 divisors, whose sum is σ = 312234140004132. Its totient is φ = 312234140004130.

The previous prime is 312234140004037. The next prime is 312234140004239. The reversal of 312234140004131 is 131400041432213.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-312234140004131 is a prime.

It is a super-2 number, since 2×312234140004131² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 312234140004094 and 312234140004103.

It is not a weakly prime, because it can be changed into another prime (312234140204131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156117070002065 + 156117070002066.

It is an arithmetic number, because the mean of its divisors is an integer number (156117070002066).

Almost surely, 2^{312234140004131} is an apocalyptic number.

312234140004131 is a deficient number, since it is larger than the sum of its proper divisors (1).

312234140004131 is an equidigital number, since it uses as much as digits as its factorization.

312234140004131 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 312234140004131 its reverse (131400041432213), we get a palindrome (443634181436344).

The spelling of 312234140004131 in words is "three hundred twelve trillion, two hundred thirty-four billion, one hundred forty million, four thousand, one hundred thirty-one".