222122021110000 has 400 divisors, whose sum is σ = 618888244867200. Its totient is φ = 76354185600000.

The previous prime is 222122021109929. The next prime is 222122021110049. The reversal of 222122021110000 is 11120221222.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (400).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 963374731 + ... + 963605269.

It is an arithmetic number, because the mean of its divisors is an integer number (1547220612168).

Almost surely, 2^{222122021110000} is an apocalyptic number.

222122021110000 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 222122021110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (309444122433600).

222122021110000 is an abundant number, since it is smaller than the sum of its proper divisors (396766223757200).

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

222122021110000 is a wasteful number, since it uses less digits than its factorization.

222122021110000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231058 (or 231037 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 222122021110000 its reverse (11120221222), we get a palindrome (222133141331222).

The spelling of 222122021110000 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, twenty-one million, one hundred ten thousand".