402431214023 has 2 divisors, whose sum is σ = 402431214024. Its totient is φ = 402431214022.

The previous prime is 402431214011. The next prime is 402431214043. The reversal of 402431214023 is 320412134204.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 402431214023 - 2¹² = 402431209927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 402431213983 and 402431214001.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (402431214043) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 201215607011 + 201215607012.

It is an arithmetic number, because the mean of its divisors is an integer number (201215607012).

Almost surely, 2^402431214023 is an apocalyptic number.

402431214023 is a deficient number, since it is larger than the sum of its proper divisors (1).

402431214023 is an equidigital number, since it uses as much as digits as its factorization.

402431214023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 402431214023 its reverse (320412134204), we get a palindrome (722843348227).

The spelling of 402431214023 in words is "four hundred two billion, four hundred thirty-one million, two hundred fourteen thousand, twenty-three".