23121201302022 has 16 divisors (see below), whose sum is σ = 47836968211440. Its totient is φ = 7441306166112.

The previous prime is 23121201301969. The next prime is 23121201302057. The reversal of 23121201302022 is 22020310212132.

It is a super-2 number, since 2×23121201302022² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23121201302022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66440233453 + ... + 66440233800.

It is an arithmetic number, because the mean of its divisors is an integer number (2989810513215).

Almost surely, 2^{23121201302022} is an apocalyptic number.

23121201302022 is an abundant number, since it is smaller than the sum of its proper divisors (24715766909418).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23121201302022 is a wasteful number, since it uses less digits than its factorization.

23121201302022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132880467287.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 23121201302022 its reverse (22020310212132), we get a palindrome (45141511514154).

The spelling of 23121201302022 in words is "twenty-three trillion, one hundred twenty-one billion, two hundred one million, three hundred two thousand, twenty-two".