402342114122431 has 12 divisors (see below), whose sum is σ = 472855680520608. Its totient is φ = 341309363375232.

The previous prime is 402342114122363. The next prime is 402342114122437. The reversal of 402342114122431 is 134221411243204.

It is not a de Polignac number, because 402342114122431 - 2⁹ = 402342114121919 is a prime.

It is a super-2 number, since 2×402342114122431² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402342114122437) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42325065111 + ... + 42325074616.

It is an arithmetic number, because the mean of its divisors is an integer number (39404640043384).

Almost surely, 2^{402342114122431} is an apocalyptic number.

402342114122431 is a deficient number, since it is larger than the sum of its proper divisors (70513566398177).

402342114122431 is an equidigital number, since it uses as much as digits as its factorization.

402342114122431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84650139838 (or 84650139831 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 402342114122431 its reverse (134221411243204), we get a palindrome (536563525365635).

The spelling of 402342114122431 in words is "four hundred two trillion, three hundred forty-two billion, one hundred fourteen million, one hundred twenty-two thousand, four hundred thirty-one".