42311354412131 has 6 divisors (see below), whose sum is σ = 49219330642740. Its totient is φ = 36266875210356.

The previous prime is 42311354412127. The next prime is 42311354412181. The reversal of 42311354412131 is 13121445311324.

It is not a de Polignac number, because 42311354412131 - 2² = 42311354412127 is a prime.

It is a super-2 number, since 2×42311354412131² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 42311354412091 and 42311354412100.

It is not an unprimeable number, because it can be changed into a prime (42311354412181) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 431748514361 + ... + 431748514458.

It is an arithmetic number, because the mean of its divisors is an integer number (8203221773790).

Almost surely, 2^{42311354412131} is an apocalyptic number.

42311354412131 is a deficient number, since it is larger than the sum of its proper divisors (6907976230609).

42311354412131 is an equidigital number, since it uses as much as digits as its factorization.

42311354412131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863497028833 (or 863497028826 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

Adding to 42311354412131 its reverse (13121445311324), we get a palindrome (55432799723455).

The spelling of 42311354412131 in words is "forty-two trillion, three hundred eleven billion, three hundred fifty-four million, four hundred twelve thousand, one hundred thirty-one".