3220121123117 has 2 divisors, whose sum is σ = 3220121123118. Its totient is φ = 3220121123116.

The previous prime is 3220121123029. The next prime is 3220121123173. The reversal of 3220121123117 is 7113211210223.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1730095639561 + 1490025483556 = 1315331^2 + 1220666^2 .

It is a cyclic number.

It is not a de Polignac number, because 3220121123117 - 2²² = 3220116928813 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3220121123617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1610060561558 + 1610060561559.

It is an arithmetic number, because the mean of its divisors is an integer number (1610060561559).

Almost surely, 2^{3220121123117} is an apocalyptic number.

It is an amenable number.

3220121123117 is a deficient number, since it is larger than the sum of its proper divisors (1).

3220121123117 is an equidigital number, since it uses as much as digits as its factorization.

3220121123117 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1008, while the sum is 26.

The spelling of 3220121123117 in words is "three trillion, two hundred twenty billion, one hundred twenty-one million, one hundred twenty-three thousand, one hundred seventeen".