20022221110000 has 100 divisors (see below), whose sum is σ = 48483852132232. Its totient is φ = 8007558048000.

The previous prime is 20022221109971. The next prime is 20022221110051. The reversal of 20022221110000 is 1112222002.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (100).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 61166767 + ... + 61493233.

Almost surely, 2^{20022221110000} is an apocalyptic number.

20022221110000 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 20022221110000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24241926066116).

20022221110000 is an abundant number, since it is smaller than the sum of its proper divisors (28461631022232).

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

20022221110000 is an equidigital number, since it uses as much as digits as its factorization.

20022221110000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332628 (or 332607 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 20022221110000 its reverse (1112222002), we get a palindrome (20023333332002).

The spelling of 20022221110000 in words is "twenty trillion, twenty-two billion, two hundred twenty-one million, one hundred ten thousand".