401342122111001 has 16 divisors (see below), whose sum is σ = 440575805577600. Its totient is φ = 364372508763648.

The previous prime is 401342122110989. The next prime is 401342122111019. The reversal of 401342122111001 is 100111221243104.

It is not a de Polignac number, because 401342122111001 - 2²⁶ = 401342055002137 is a prime.

It is a super-2 number, since 2×401342122111001² (a number of 30 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (401344122111001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5099217656 + ... + 5099296361.

It is an arithmetic number, because the mean of its divisors is an integer number (27535987848600).

Almost surely, 2^{401342122111001} is an apocalyptic number.

It is an amenable number.

401342122111001 is a deficient number, since it is larger than the sum of its proper divisors (39233683466599).

401342122111001 is a wasteful number, since it uses less digits than its factorization.

401342122111001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10198514128.

The product of its (nonzero) digits is 384, while the sum is 23.

Adding to 401342122111001 its reverse (100111221243104), we get a palindrome (501453343354105).

The spelling of 401342122111001 in words is "four hundred one trillion, three hundred forty-two billion, one hundred twenty-two million, one hundred eleven thousand, one".