5106022106621 has 2 divisors, whose sum is σ = 5106022106622. Its totient is φ = 5106022106620.

The previous prime is 5106022106599. The next prime is 5106022106629. The reversal of 5106022106621 is 1266012206015.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3937863204025 + 1168158902596 = 1984405^2 + 1080814^2 .

It is a cyclic number.

It is not a de Polignac number, because 5106022106621 - 2¹⁴ = 5106022090237 is a prime.

It is a super-3 number, since 3×5106022106621³ (a number of 39 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5106022106629) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2553011053310 + 2553011053311.

It is an arithmetic number, because the mean of its divisors is an integer number (2553011053311).

Almost surely, 2^{5106022106621} is an apocalyptic number.

It is an amenable number.

5106022106621 is a deficient number, since it is larger than the sum of its proper divisors (1).

5106022106621 is an equidigital number, since it uses as much as digits as its factorization.

5106022106621 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 32.

The spelling of 5106022106621 in words is "five trillion, one hundred six billion, twenty-two million, one hundred six thousand, six hundred twenty-one".