131141100000021 has 64 divisors (see below), whose sum is σ = 182409351720960. Its totient is φ = 83764084746240.

The previous prime is 131141100000019. The next prime is 131141100000041. The reversal of 131141100000021 is 120000001141131.

It is not a de Polignac number, because 131141100000021 - 2¹ = 131141100000019 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131141100000041) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 297801520 + ... + 298241558.

It is an arithmetic number, because the mean of its divisors is an integer number (2850146120640).

Almost surely, 2^{131141100000021} is an apocalyptic number.

It is an amenable number.

131141100000021 is a deficient number, since it is larger than the sum of its proper divisors (51268251720939).

131141100000021 is a wasteful number, since it uses less digits than its factorization.

131141100000021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440466.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 131141100000021 its reverse (120000001141131), we get a palindrome (251141101141152).

The spelling of 131141100000021 in words is "one hundred thirty-one trillion, one hundred forty-one billion, one hundred million, twenty-one", and thus it is an aban number.