12020000121101 has 32 divisors (see below), whose sum is σ = 14903188247808. Its totient is φ = 9458256936960.

The previous prime is 12020000121071. The next prime is 12020000121149. The reversal of 12020000121101 is 10112100002021.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12020000121101 is a prime.

It is a super-2 number, since 2×12020000121101² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020000120101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22535966 + ... + 23063168.

It is an arithmetic number, because the mean of its divisors is an integer number (465724632744).

Almost surely, 2^{12020000121101} is an apocalyptic number.

It is an amenable number.

12020000121101 is a deficient number, since it is larger than the sum of its proper divisors (2883188126707).

12020000121101 is a wasteful number, since it uses less digits than its factorization.

12020000121101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 531941.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12020000121101 its reverse (10112100002021), we get a palindrome (22132100123122).

The spelling of 12020000121101 in words is "twelve trillion, twenty billion, one hundred twenty-one thousand, one hundred one".