42522100212349 has 2 divisors, whose sum is σ = 42522100212350. Its totient is φ = 42522100212348.

The previous prime is 42522100212311. The next prime is 42522100212359. The reversal of 42522100212349 is 94321200122524.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 41665966386724 + 856133825625 = 6454918^2 + 925275^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42522100212349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (42522100212359) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21261050106174 + 21261050106175.

It is an arithmetic number, because the mean of its divisors is an integer number (21261050106175).

Almost surely, 2^{42522100212349} is an apocalyptic number.

It is an amenable number.

42522100212349 is a deficient number, since it is larger than the sum of its proper divisors (1).

42522100212349 is an equidigital number, since it uses as much as digits as its factorization.

42522100212349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 42522100212349 in words is "forty-two trillion, five hundred twenty-two billion, one hundred million, two hundred twelve thousand, three hundred forty-nine".