3700002212261 has 2 divisors, whose sum is σ = 3700002212262. Its totient is φ = 3700002212260.

The previous prime is 3700002212197. The next prime is 3700002212321. The reversal of 3700002212261 is 1622122000073.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3448890980161 + 251111232100 = 1857119^2 + 501110^2 .

It is a cyclic number.

It is not a de Polignac number, because 3700002212261 - 2⁶ = 3700002212197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3700002212261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3700002212161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1850001106130 + 1850001106131.

It is an arithmetic number, because the mean of its divisors is an integer number (1850001106131).

Almost surely, 2^{3700002212261} is an apocalyptic number.

It is an amenable number.

3700002212261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3700002212261 is an equidigital number, since it uses as much as digits as its factorization.

3700002212261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 26.

The spelling of 3700002212261 in words is "three trillion, seven hundred billion, two million, two hundred twelve thousand, two hundred sixty-one".