49122211213 has 2 divisors, whose sum is σ = 49122211214. Its totient is φ = 49122211212.

The previous prime is 49122211189. The next prime is 49122211283. The reversal of 49122211213 is 31211222194.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47732636484 + 1389574729 = 218478^2 + 37277^2 .

It is a cyclic number.

It is not a de Polignac number, because 49122211213 - 2²⁹ = 48585340301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49122211283) 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 as a sum of consecutive naturals, namely, 24561105606 + 24561105607.

It is an arithmetic number, because the mean of its divisors is an integer number (24561105607).

Almost surely, 2^49122211213 is an apocalyptic number.

It is an amenable number.

49122211213 is a deficient number, since it is larger than the sum of its proper divisors (1).

49122211213 is an equidigital number, since it uses as much as digits as its factorization.

49122211213 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1728, while the sum is 28.

The spelling of 49122211213 in words is "forty-nine billion, one hundred twenty-two million, two hundred eleven thousand, two hundred thirteen".