22123401152052 has 48 divisors (see below), whose sum is σ = 54658150348032. Its totient is φ = 6940632238080.

The previous prime is 22123401152029. The next prime is 22123401152057. The reversal of 22123401152052 is 25025110432122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123401152057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 57577852 + ... + 57960812.

It is an arithmetic number, because the mean of its divisors is an integer number (1138711465584).

Almost surely, 2^{22123401152052} is an apocalyptic number.

It is an amenable number.

22123401152052 is an abundant number, since it is smaller than the sum of its proper divisors (32534749195980).

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

22123401152052 is a wasteful number, since it uses less digits than its factorization.

22123401152052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 666168 (or 666166 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

Adding to 22123401152052 its reverse (25025110432122), we get a palindrome (47148511584174).

The spelling of 22123401152052 in words is "twenty-two trillion, one hundred twenty-three billion, four hundred one million, one hundred fifty-two thousand, fifty-two".