222365520622400 has 672 divisors, whose sum is σ = 587407797780480. Its totient is φ = 82717479936000.

The previous prime is 222365520622379. The next prime is 222365520622403. The reversal of 222365520622400 is 4226025563222.

222365520622400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222365520622403) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 26374746185 + ... + 26374754615.

Almost surely, 2^{222365520622400} is an apocalyptic number.

222365520622400 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 222365520622400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293703898890240).

222365520622400 is an abundant number, since it is smaller than the sum of its proper divisors (365042277158080).

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

222365520622400 is a wasteful number, since it uses less digits than its factorization.

222365520622400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8743 (or 8728 counting only the distinct ones).

The product of its (nonzero) digits is 691200, while the sum is 41.

The spelling of 222365520622400 in words is "two hundred twenty-two trillion, three hundred sixty-five billion, five hundred twenty million, six hundred twenty-two thousand, four hundred".