402412331001 has 4 divisors (see below), whose sum is σ = 536549774672. Its totient is φ = 268274887332.

The previous prime is 402412330987. The next prime is 402412331017. The reversal of 402412331001 is 100133214204.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 402412331001 - 2¹⁷ = 402412199929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (402412331021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67068721831 + ... + 67068721836.

It is an arithmetic number, because the mean of its divisors is an integer number (134137443668).

Almost surely, 2^402412331001 is an apocalyptic number.

It is an amenable number.

402412331001 is a deficient number, since it is larger than the sum of its proper divisors (134137443671).

402412331001 is a wasteful number, since it uses less digits than its factorization.

402412331001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134137443670.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 402412331001 its reverse (100133214204), we get a palindrome (502545545205).

The spelling of 402412331001 in words is "four hundred two billion, four hundred twelve million, three hundred thirty-one thousand, one".