3101221121039 has 2 divisors, whose sum is σ = 3101221121040. Its totient is φ = 3101221121038.

The previous prime is 3101221121027. The next prime is 3101221121077. The reversal of 3101221121039 is 9301211221013.

It is a weak prime.

It is an emirp because it is prime and its reverse (9301211221013) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3101221121039 - 2²⁴ = 3101204343823 is a prime.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 3101221120999 and 3101221121017.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3101221121539) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550610560519 + 1550610560520.

It is an arithmetic number, because the mean of its divisors is an integer number (1550610560520).

Almost surely, 2^{3101221121039} is an apocalyptic number.

3101221121039 is a deficient number, since it is larger than the sum of its proper divisors (1).

3101221121039 is an equidigital number, since it uses as much as digits as its factorization.

3101221121039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 3101221121039 in words is "three trillion, one hundred one billion, two hundred twenty-one million, one hundred twenty-one thousand, thirty-nine".