22942224152320 has 144 divisors (see below), whose sum is σ = 59954042302560. Its totient is φ = 8342008217600.

The previous prime is 22942224152311. The next prime is 22942224152363. The reversal of 22942224152320 is 2325142224922.

It is a happy number.

It is a super-2 number, since 2×22942224152320² (a number of 28 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a congruent number.

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, 217638186 + ... + 217743574.

It is an arithmetic number, because the mean of its divisors is an integer number (416347515990).

Almost surely, 2^{22942224152320} is an apocalyptic number.

22942224152320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22942224152320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29977021151280).

22942224152320 is an abundant number, since it is smaller than the sum of its proper divisors (37011818150240).

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

22942224152320 is a wasteful number, since it uses less digits than its factorization.

22942224152320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120882 (or 120868 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 40.

The spelling of 22942224152320 in words is "twenty-two trillion, nine hundred forty-two billion, two hundred twenty-four million, one hundred fifty-two thousand, three hundred twenty".