3622112050261 has 2 divisors, whose sum is σ = 3622112050262. Its totient is φ = 3622112050260.

The previous prime is 3622112050259. The next prime is 3622112050279. The reversal of 3622112050261 is 1620502112263.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3055087990161 + 567024060100 = 1747881^2 + 753010^2 .

It is a cyclic number.

It is not a de Polignac number, because 3622112050261 - 2¹ = 3622112050259 is a prime.

Together with 3622112050259, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3622112050201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1811056025130 + 1811056025131.

It is an arithmetic number, because the mean of its divisors is an integer number (1811056025131).

Almost surely, 2^{3622112050261} is an apocalyptic number.

It is an amenable number.

3622112050261 is a deficient number, since it is larger than the sum of its proper divisors (1).

3622112050261 is an equidigital number, since it uses as much as digits as its factorization.

3622112050261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 31.

The spelling of 3622112050261 in words is "three trillion, six hundred twenty-two billion, one hundred twelve million, fifty thousand, two hundred sixty-one".