10200112002121 has 16 divisors (see below), whose sum is σ = 10779881103360. Its totient is φ = 9631735747920.

The previous prime is 10200112002097. The next prime is 10200112002131. The reversal of 10200112002121 is 12120021100201.

It is a cyclic number.

It is not a de Polignac number, because 10200112002121 - 2⁷ = 10200112001993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10200112002131) 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, 12286156 + ... + 13090066.

It is an arithmetic number, because the mean of its divisors is an integer number (673742568960).

Almost surely, 2^{10200112002121} is an apocalyptic number.

It is an amenable number.

10200112002121 is a deficient number, since it is larger than the sum of its proper divisors (579769101239).

10200112002121 is an equidigital number, since it uses as much as digits as its factorization.

10200112002121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 810996.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 10200112002121 its reverse (12120021100201), we get a palindrome (22320133102322).

The spelling of 10200112002121 in words is "ten trillion, two hundred billion, one hundred twelve million, two thousand, one hundred twenty-one".