10200111001121 has 4 divisors (see below), whose sum is σ = 10437322884912. Its totient is φ = 9962899117332.

The previous prime is 10200111001103. The next prime is 10200111001127. The reversal of 10200111001121 is 12110011100201.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 10200111001121 - 2²⁶ = 10200043892257 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10200111001127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118605941831 + ... + 118605941916.

It is an arithmetic number, because the mean of its divisors is an integer number (2609330721228).

Almost surely, 2^{10200111001121} is an apocalyptic number.

It is an amenable number.

10200111001121 is a deficient number, since it is larger than the sum of its proper divisors (237211883791).

10200111001121 is an equidigital number, since it uses as much as digits as its factorization.

10200111001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237211883790.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 10200111001121 its reverse (12110011100201), we get a palindrome (22310122101322).

The spelling of 10200111001121 in words is "ten trillion, two hundred billion, one hundred eleven million, one thousand, one hundred twenty-one".