2990122297669 has 4 divisors (see below), whose sum is σ = 3220131705196. Its totient is φ = 2760112890144.

The previous prime is 2990122297651. The next prime is 2990122297697. The reversal of 2990122297669 is 9667922210992.

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 1477775747044 + 1512346550625 = 1215638^2 + 1229775^2 .

It is a cyclic number.

It is not a de Polignac number, because 2990122297669 - 2¹⁹ = 2990121773381 is a prime.

It is a super-2 number, since 2×2990122297669² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2990122297669.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2990122297619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 115004703744 + ... + 115004703769.

It is an arithmetic number, because the mean of its divisors is an integer number (805032926299).

Almost surely, 2^{2990122297669} is an apocalyptic number.

It is an amenable number.

2990122297669 is a deficient number, since it is larger than the sum of its proper divisors (230009407527).

2990122297669 is a wasteful number, since it uses less digits than its factorization.

2990122297669 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230009407526.

The product of its (nonzero) digits is 26453952, while the sum is 64.

The spelling of 2990122297669 in words is "two trillion, nine hundred ninety billion, one hundred twenty-two million, two hundred ninety-seven thousand, six hundred sixty-nine".