22111102010000 has 50 divisors (see below), whose sum is σ = 53533189100622. Its totient is φ = 8844440800000.

The previous prime is 22111102009937. The next prime is 22111102010017. The reversal of 22111102010000 is 1020111122.

It can be written as a sum of positive squares in 5 ways, for example, as 4956661038736 + 17154440971264 = 2226356^2 + 4141792^2 .

It is a tau number, because it is divible by the number of its divisors (50).

It is an unprimeable number.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 1105545101 + ... + 1105565100.

Almost surely, 2^{22111102010000} is an apocalyptic number.

22111102010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22111102010000 is an abundant number, since it is smaller than the sum of its proper divisors (31422087090622).

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

22111102010000 is an equidigital number, since it uses as much as digits as its factorization.

22111102010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2211110229 (or 2211110208 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 22111102010000 its reverse (1020111122), we get a palindrome (22112122121122).

The spelling of 22111102010000 in words is "twenty-two trillion, one hundred eleven billion, one hundred two million, ten thousand".