22323020211212 has 48 divisors (see below), whose sum is σ = 46229589000000. Its totient is φ = 9228305823744.

The previous prime is 22323020211143. The next prime is 22323020211221. The reversal of 22323020211212 is 21211202032322.

It is a happy number.

It is a super-3 number, since 3×22323020211212³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12251837 + ... + 13955412.

It is an arithmetic number, because the mean of its divisors is an integer number (963116437500).

Almost surely, 2^{22323020211212} is an apocalyptic number.

It is an amenable number.

22323020211212 is an abundant number, since it is smaller than the sum of its proper divisors (23906568788788).

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

22323020211212 is a wasteful number, since it uses less digits than its factorization.

22323020211212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26208338 (or 26208336 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 22323020211212 its reverse (21211202032322), we get a palindrome (43534222243534).

The spelling of 22323020211212 in words is "twenty-two trillion, three hundred twenty-three billion, twenty million, two hundred eleven thousand, two hundred twelve".