3123230121101 has 2 divisors, whose sum is σ = 3123230121102. Its totient is φ = 3123230121100.

The previous prime is 3123230121083. The next prime is 3123230121127. The reversal of 3123230121101 is 1011210323213.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1741676715076 + 1381553406025 = 1319726^2 + 1175395^2 .

It is a cyclic number.

It is not a de Polignac number, because 3123230121101 - 2¹⁴ = 3123230104717 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3123230121161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561615060550 + 1561615060551.

It is an arithmetic number, because the mean of its divisors is an integer number (1561615060551).

Almost surely, 2^{3123230121101} is an apocalyptic number.

It is an amenable number.

3123230121101 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123230121101 is an equidigital number, since it uses as much as digits as its factorization.

3123230121101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3123230121101 its reverse (1011210323213), we get a palindrome (4134440444314).

The spelling of 3123230121101 in words is "three trillion, one hundred twenty-three billion, two hundred thirty million, one hundred twenty-one thousand, one hundred one".