402401112023 has 8 divisors (see below), whose sum is σ = 415408091136. Its totient is φ = 389395776600.

The previous prime is 402401112019. The next prime is 402401112143. The reversal of 402401112023 is 320211104204.

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 402401112023 - 2² = 402401112019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402401111986 and 402401112004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402401114023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 96590 + ... + 902292.

It is an arithmetic number, because the mean of its divisors is an integer number (51926011392).

Almost surely, 2^402401112023 is an apocalyptic number.

402401112023 is a deficient number, since it is larger than the sum of its proper divisors (13006979113).

402401112023 is a wasteful number, since it uses less digits than its factorization.

402401112023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821845.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 402401112023 its reverse (320211104204), we get a palindrome (722612216227).

The spelling of 402401112023 in words is "four hundred two billion, four hundred one million, one hundred twelve thousand, twenty-three".