2120022020969 has 2 divisors, whose sum is σ = 2120022020970. Its totient is φ = 2120022020968.

The previous prime is 2120022020959. The next prime is 2120022021041. The reversal of 2120022020969 is 9690202200212.

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., 2059692836569 + 60329184400 = 1435163^2 + 245620^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2120022020969 is a prime.

It is a super-2 number, since 2×2120022020969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2120022020959) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1060011010484 + 1060011010485.

It is an arithmetic number, because the mean of its divisors is an integer number (1060011010485).

Almost surely, 2^{2120022020969} is an apocalyptic number.

It is an amenable number.

2120022020969 is a deficient number, since it is larger than the sum of its proper divisors (1).

2120022020969 is an equidigital number, since it uses as much as digits as its factorization.

2120022020969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 2120022020969 in words is "two trillion, one hundred twenty billion, twenty-two million, twenty thousand, nine hundred sixty-nine".