131141140220402 has 192 divisors, whose sum is σ = 237560264363520. Its totient is φ = 53780706749952.

The previous prime is 131141140220393. The next prime is 131141140220429. The reversal of 131141140220402 is 204022041141131.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2275265528 + ... + 2275323164.

It is an arithmetic number, because the mean of its divisors is an integer number (1237293043560).

Almost surely, 2^{131141140220402} is an apocalyptic number.

131141140220402 is a deficient number, since it is larger than the sum of its proper divisors (106419124143118).

131141140220402 is a wasteful number, since it uses less digits than its factorization.

131141140220402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57857 (or 57814 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 131141140220402 its reverse (204022041141131), we get a palindrome (335163181361533).

The spelling of 131141140220402 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred forty million, two hundred twenty thousand, four hundred two".