101212133202139 has 2 divisors, whose sum is σ = 101212133202140. Its totient is φ = 101212133202138.

The previous prime is 101212133202101. The next prime is 101212133202283. The reversal of 101212133202139 is 931202331212101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 101212133202139 - 2²⁹ = 101211596331227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 101212133202139.

It is not a weakly prime, because it can be changed into another prime (101212133272139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50606066601069 + 50606066601070.

It is an arithmetic number, because the mean of its divisors is an integer number (50606066601070).

Almost surely, 2^{101212133202139} is an apocalyptic number.

101212133202139 is a deficient number, since it is larger than the sum of its proper divisors (1).

101212133202139 is an equidigital number, since it uses as much as digits as its factorization.

101212133202139 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 31.

The spelling of 101212133202139 in words is "one hundred one trillion, two hundred twelve billion, one hundred thirty-three million, two hundred two thousand, one hundred thirty-nine".