100121020132131 has 24 divisors (see below), whose sum is σ = 146052015694416. Its totient is φ = 66086078942400.

The previous prime is 100121020132093. The next prime is 100121020132169. The reversal of 100121020132131 is 131231020121001.

100121020132131 is a `hidden beast` number, since 100 + 1 + 2 + 10 + 201 + 321 + 31 = 666.

It is an interprime number because it is at equal distance from previous prime (100121020132093) and next prime (100121020132169).

It is not a de Polignac number, because 100121020132131 - 2²¹ = 100121018034979 is a prime.

It is a super-2 number, since 2×100121020132131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100121020142131) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258401461 + ... + 258788633.

It is an arithmetic number, because the mean of its divisors is an integer number (6085500653934).

Almost surely, 2^{100121020132131} is an apocalyptic number.

100121020132131 is a deficient number, since it is larger than the sum of its proper divisors (45930995562285).

100121020132131 is a wasteful number, since it uses less digits than its factorization.

100121020132131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 671763 (or 671760 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 100121020132131 its reverse (131231020121001), we get a palindrome (231352040253132).

The spelling of 100121020132131 in words is "one hundred trillion, one hundred twenty-one billion, twenty million, one hundred thirty-two thousand, one hundred thirty-one".