100121020311113 has 4 divisors (see below), whose sum is σ = 100184267956608. Its totient is φ = 100057772665620.

The previous prime is 100121020311049. The next prime is 100121020311133. The reversal of 100121020311113 is 311113020121001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 100121020311113 - 2⁶ = 100121020311049 is a prime.

It is a super-2 number, since 2×100121020311113² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 100121020311091 and 100121020311100.

It is not an unprimeable number, because it can be changed into a prime (100121020311133) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31623820373 + ... + 31623823538.

It is an arithmetic number, because the mean of its divisors is an integer number (25046066989152).

Almost surely, 2^{100121020311113} is an apocalyptic number.

It is an amenable number.

100121020311113 is a deficient number, since it is larger than the sum of its proper divisors (63247645495).

100121020311113 is an equidigital number, since it uses as much as digits as its factorization.

100121020311113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63247645494.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 100121020311113 its reverse (311113020121001), we get a palindrome (411234040432114).

The spelling of 100121020311113 in words is "one hundred trillion, one hundred twenty-one billion, twenty million, three hundred eleven thousand, one hundred thirteen".