22142204101320 has 128 divisors (see below), whose sum is σ = 67885530969600. Its totient is φ = 5775074942976.

The previous prime is 22142204101319. The next prime is 22142204101327. The reversal of 22142204101320 is 2310140224122.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (22142204101327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7079652 + ... + 9716268.

It is an arithmetic number, because the mean of its divisors is an integer number (530355710700).

Almost surely, 2^{22142204101320} is an apocalyptic number.

22142204101320 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 22142204101320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33942765484800).

22142204101320 is an abundant number, since it is smaller than the sum of its proper divisors (45743326868280).

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

22142204101320 is a wasteful number, since it uses less digits than its factorization.

22142204101320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638167 (or 2638163 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 22142204101320 its reverse (2310140224122), we get a palindrome (24452344325442).

The spelling of 22142204101320 in words is "twenty-two trillion, one hundred forty-two billion, two hundred four million, one hundred one thousand, three hundred twenty".