3123300102121 has 4 divisors (see below), whose sum is σ = 3123320135044. Its totient is φ = 3123280069200.

The previous prime is 3123300102103. The next prime is 3123300102151. The reversal of 3123300102121 is 1212010033213.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2470539522025 + 652760580096 = 1571795^2 + 807936^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3123300102121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3123300102151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9780750 + ... + 10095031.

It is an arithmetic number, because the mean of its divisors is an integer number (780830033761).

Almost surely, 2^{3123300102121} is an apocalyptic number.

It is an amenable number.

3123300102121 is a deficient number, since it is larger than the sum of its proper divisors (20032923).

3123300102121 is a wasteful number, since it uses less digits than its factorization.

3123300102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20032922.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 3123300102121 its reverse (1212010033213), we get a palindrome (4335310135334).

The spelling of 3123300102121 in words is "three trillion, one hundred twenty-three billion, three hundred million, one hundred two thousand, one hundred twenty-one".