22123402412352 has 56 divisors (see below), whose sum is σ = 58608279914016. Its totient is φ = 7365214637568.

The previous prime is 22123402412351. The next prime is 22123402412383. The reversal of 22123402412352 is 25321420432122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22123402412351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72134338 + ... + 72440385.

It is an arithmetic number, because the mean of its divisors is an integer number (1046576427036).

Almost surely, 2^{22123402412352} is an apocalyptic number.

It is an amenable number.

22123402412352 is an abundant number, since it is smaller than the sum of its proper divisors (36484877501664).

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

22123402412352 is a wasteful number, since it uses less digits than its factorization.

22123402412352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144575535 (or 144575525 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 22123402412352 its reverse (25321420432122), we get a palindrome (47444822844474).

The spelling of 22123402412352 in words is "twenty-two trillion, one hundred twenty-three billion, four hundred two million, four hundred twelve thousand, three hundred fifty-two".