131402321020115 has 64 divisors (see below), whose sum is σ = 164485670630400. Its totient is φ = 100651106304000.

The previous prime is 131402321020109. The next prime is 131402321020153. The reversal of 131402321020115 is 511020123204131.

It is not a de Polignac number, because 131402321020115 - 2¹² = 131402321016019 is a prime.

It is a super-2 number, since 2×131402321020115² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 13686311315 + ... + 13686320915.

It is an arithmetic number, because the mean of its divisors is an integer number (2570088603600).

Almost surely, 2^{131402321020115} is an apocalyptic number.

131402321020115 is a deficient number, since it is larger than the sum of its proper divisors (33083349610285).

131402321020115 is a wasteful number, since it uses less digits than its factorization.

131402321020115 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11328.

The product of its (nonzero) digits is 1440, while the sum is 26.

Adding to 131402321020115 its reverse (511020123204131), we get a palindrome (642422444224246).

The spelling of 131402321020115 in words is "one hundred thirty-one trillion, four hundred two billion, three hundred twenty-one million, twenty thousand, one hundred fifteen".