13201200510121 has 16 divisors (see below), whose sum is σ = 14423353620480. Its totient is φ = 12008725928640.

The previous prime is 13201200510101. The next prime is 13201200510191. The reversal of 13201200510121 is 12101500210231.

It is a cyclic number.

It is not a de Polignac number, because 13201200510121 - 2¹⁷ = 13201200379049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13201200510101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1127350 + ... + 5260543.

It is an arithmetic number, because the mean of its divisors is an integer number (901459601280).

Almost surely, 2^{13201200510121} is an apocalyptic number.

It is an amenable number.

13201200510121 is a deficient number, since it is larger than the sum of its proper divisors (1222153110359).

13201200510121 is a wasteful number, since it uses less digits than its factorization.

13201200510121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6390216.

The product of its (nonzero) digits is 120, while the sum is 19.

Adding to 13201200510121 its reverse (12101500210231), we get a palindrome (25302700720352).

The spelling of 13201200510121 in words is "thirteen trillion, two hundred one billion, two hundred million, five hundred ten thousand, one hundred twenty-one".