401042244120131 has 16 divisors (see below), whose sum is σ = 402086937907200. Its totient is φ = 399998317739328.

The previous prime is 401042244120127. The next prime is 401042244120139. The reversal of 401042244120131 is 131021442240104.

It is a cyclic number.

It is not a de Polignac number, because 401042244120131 - 2² = 401042244120127 is a prime.

It is a super-2 number, since 2×401042244120131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 401042244120094 and 401042244120103.

It is not an unprimeable number, because it can be changed into a prime (401042244120139) 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, 13386354530 + ... + 13386384488.

It is an arithmetic number, because the mean of its divisors is an integer number (25130433619200).

Almost surely, 2^{401042244120131} is an apocalyptic number.

401042244120131 is a deficient number, since it is larger than the sum of its proper divisors (1044693787069).

401042244120131 is a wasteful number, since it uses less digits than its factorization.

401042244120131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41618.

The product of its (nonzero) digits is 6144, while the sum is 29.

Adding to 401042244120131 its reverse (131021442240104), we get a palindrome (532063686360235).

The spelling of 401042244120131 in words is "four hundred one trillion, forty-two billion, two hundred forty-four million, one hundred twenty thousand, one hundred thirty-one".