222122212011000 has 384 divisors, whose sum is σ = 889805134632960. Its totient is φ = 50770790928000.

The previous prime is 222122212010987. The next prime is 222122212011041. The reversal of 222122212011000 is 110212221222.

It is a happy number.

222122212011000 is a `hidden beast` number, since 2 + 221 + 222 + 120 + 1 + 100 + 0 = 666.

222122212011000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 63590656 + ... + 66992655.

It is an arithmetic number, because the mean of its divisors is an integer number (2317200871440).

Almost surely, 2^{222122212011000} is an apocalyptic number.

222122212011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

222122212011000 is an abundant number, since it is smaller than the sum of its proper divisors (667682922621960).

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

222122212011000 is a wasteful number, since it uses less digits than its factorization.

222122212011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130583354 (or 130583328 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 222122212011000 its reverse (110212221222), we get a palindrome (222232424232222).

The spelling of 222122212011000 in words is "two hundred twenty-two trillion, one hundred twenty-two billion, two hundred twelve million, eleven thousand".