110021221222000 has 320 divisors, whose sum is σ = 293175250333056. Its totient is φ = 39600000000000.

The previous prime is 110021221221991. The next prime is 110021221222021. The reversal of 110021221222000 is 222122120011.

It is a happy number.

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 63 ways as a sum of consecutive naturals, for example, 12223217500 + ... + 12223226500.

Almost surely, 2^{110021221222000} is an apocalyptic number.

110021221222000 is a gapful number since it is divisible by the number (10) 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 110021221222000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (146587625166528).

110021221222000 is an abundant number, since it is smaller than the sum of its proper divisors (183154029111056).

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

110021221222000 is a wasteful number, since it uses less digits than its factorization.

110021221222000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14637 (or 14621 counting only the distinct ones).

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

Adding to 110021221222000 its reverse (222122120011), we get a palindrome (110243343342011).

The spelling of 110021221222000 in words is "one hundred ten trillion, twenty-one billion, two hundred twenty-one million, two hundred twenty-two thousand".