1401021134331 has 32 divisors (see below), whose sum is σ = 2361249773568. Its totient is φ = 719027176320.

The previous prime is 1401021134297. The next prime is 1401021134437. The reversal of 1401021134331 is 1334311201041.

It is a happy number.

It is not a de Polignac number, because 1401021134331 - 2²⁷ = 1400886916603 is a prime.

It is a super-2 number, since 2×1401021134331² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1401021134131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 69340515 + ... + 69360716.

It is an arithmetic number, because the mean of its divisors is an integer number (73789055424).

Almost surely, 2^{1401021134331} is an apocalyptic number.

1401021134331 is a deficient number, since it is larger than the sum of its proper divisors (960228639237).

1401021134331 is a wasteful number, since it uses less digits than its factorization.

1401021134331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138701291.

The product of its (nonzero) digits is 864, while the sum is 24.

Adding to 1401021134331 its reverse (1334311201041), we get a palindrome (2735332335372).

The spelling of 1401021134331 in words is "one trillion, four hundred one billion, twenty-one million, one hundred thirty-four thousand, three hundred thirty-one".