10000111121149 has 2 divisors, whose sum is σ = 10000111121150. Its totient is φ = 10000111121148.

The previous prime is 10000111121093. The next prime is 10000111121153. The reversal of 10000111121149 is 94112111100001.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7186715448025 + 2813395673124 = 2680805^2 + 1677318^2 .

It is a cyclic number.

It is not a de Polignac number, because 10000111121149 - 2²¹ = 10000109023997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10000111121249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000055560574 + 5000055560575.

It is an arithmetic number, because the mean of its divisors is an integer number (5000055560575).

Almost surely, 2^{10000111121149} is an apocalyptic number.

It is an amenable number.

10000111121149 is a deficient number, since it is larger than the sum of its proper divisors (1).

10000111121149 is an equidigital number, since it uses as much as digits as its factorization.

10000111121149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 22.

The spelling of 10000111121149 in words is "ten trillion, one hundred eleven million, one hundred twenty-one thousand, one hundred forty-nine".