402110122401 has 48 divisors (see below), whose sum is σ = 661430794752. Its totient is φ = 233629228800.

The previous prime is 402110122399. The next prime is 402110122417. The reversal of 402110122401 is 104221011204.

402110122401 is a `hidden beast` number, since 40 + 211 + 0 + 12 + 2 + 401 = 666.

It is not a de Polignac number, because 402110122401 - 2¹ = 402110122399 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402110122451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1203315 + ... + 1500728.

It is an arithmetic number, because the mean of its divisors is an integer number (13779808224).

Almost surely, 2^402110122401 is an apocalyptic number.

402110122401 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

402110122401 is a deficient number, since it is larger than the sum of its proper divisors (259320672351).

402110122401 is a wasteful number, since it uses less digits than its factorization.

402110122401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2704134 (or 2704131 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 402110122401 its reverse (104221011204), we get a palindrome (506331133605).

The spelling of 402110122401 in words is "four hundred two billion, one hundred ten million, one hundred twenty-two thousand, four hundred one".