13100020421401 has 32 divisors (see below), whose sum is σ = 14241595015296. Its totient is φ = 12001651200000.

The previous prime is 13100020421351. The next prime is 13100020421461. The reversal of 13100020421401 is 10412402000131.

It is a cyclic number.

It is not a de Polignac number, because 13100020421401 - 2³³ = 13091430486809 is a prime.

It is a super-2 number, since 2×13100020421401² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13100020421461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 726115941 + ... + 726133981.

It is an arithmetic number, because the mean of its divisors is an integer number (445049844228).

Almost surely, 2^{13100020421401} is an apocalyptic number.

It is an amenable number.

13100020421401 is a deficient number, since it is larger than the sum of its proper divisors (1141574593895).

13100020421401 is a wasteful number, since it uses less digits than its factorization.

13100020421401 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21433.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 13100020421401 its reverse (10412402000131), we get a palindrome (23512422421532).

The spelling of 13100020421401 in words is "thirteen trillion, one hundred billion, twenty million, four hundred twenty-one thousand, four hundred one".