201100211212139 has 2 divisors, whose sum is σ = 201100211212140. Its totient is φ = 201100211212138.

The previous prime is 201100211212051. The next prime is 201100211212141. The reversal of 201100211212139 is 931212112001102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201100211212139 - 2²⁰ = 201100210163563 is a prime.

Together with 201100211212141, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (201100211212189) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550105606069 + 100550105606070.

It is an arithmetic number, because the mean of its divisors is an integer number (100550105606070).

Almost surely, 2^{201100211212139} is an apocalyptic number.

201100211212139 is a deficient number, since it is larger than the sum of its proper divisors (1).

201100211212139 is an equidigital number, since it uses as much as digits as its factorization.

201100211212139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 432, while the sum is 26.

The spelling of 201100211212139 in words is "two hundred one trillion, one hundred billion, two hundred eleven million, two hundred twelve thousand, one hundred thirty-nine".