20200112011121 has 16 divisors (see below), whose sum is σ = 24541489484160. Its totient is φ = 16240691548800.

The previous prime is 20200112011043. The next prime is 20200112011133. The reversal of 20200112011121 is 12111021100202.

It is a cyclic number.

It is not a de Polignac number, because 20200112011121 - 2¹⁴ = 20200111994737 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20200112011096 and 20200112011105.

It is not an unprimeable number, because it can be changed into a prime (20200112011141) 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, 751870436 + ... + 751897301.

It is an arithmetic number, because the mean of its divisors is an integer number (1533843092760).

Almost surely, 2^{20200112011121} is an apocalyptic number.

It is an amenable number.

20200112011121 is a deficient number, since it is larger than the sum of its proper divisors (4341377473039).

20200112011121 is a wasteful number, since it uses less digits than its factorization.

20200112011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1503767864.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20200112011121 its reverse (12111021100202), we get a palindrome (32311133111323).

The spelling of 20200112011121 in words is "twenty trillion, two hundred billion, one hundred twelve million, eleven thousand, one hundred twenty-one".