2222532222400 has 168 divisors, whose sum is σ = 6253135840160. Its totient is φ = 761638256640.

The previous prime is 2222532222377. The next prime is 2222532222431. The reversal of 2222532222400 is 42222352222.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23349304 + ... + 23444296.

Almost surely, 2^{2222532222400} is an apocalyptic number.

2222532222400 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 2222532222400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3126567920080).

2222532222400 is an abundant number, since it is smaller than the sum of its proper divisors (4030603617760).

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

2222532222400 is a wasteful number, since it uses less digits than its factorization.

2222532222400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97111 (or 97096 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 28.

Adding to 2222532222400 its reverse (42222352222), we get a palindrome (2264754574622).

The spelling of 2222532222400 in words is "two trillion, two hundred twenty-two billion, five hundred thirty-two million, two hundred twenty-two thousand, four hundred".