402212423023 has 8 divisors (see below), whose sum is σ = 404496253616. Its totient is φ = 399929270400.

The previous prime is 402212423003. The next prime is 402212423027. The reversal of 402212423023 is 320324212204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 402212423023 - 2⁵ = 402212422991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402212423027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1045015 + ... + 1377127.

It is an arithmetic number, because the mean of its divisors is an integer number (50562031702).

Almost surely, 2^402212423023 is an apocalyptic number.

402212423023 is a deficient number, since it is larger than the sum of its proper divisors (2283830593).

402212423023 is a wasteful number, since it uses less digits than its factorization.

402212423023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338985.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 402212423023 its reverse (320324212204), we get a palindrome (722536635227).

The spelling of 402212423023 in words is "four hundred two billion, two hundred twelve million, four hundred twenty-three thousand, twenty-three".