22012211020000 has 60 divisors (see below), whose sum is σ = 54153340990056. Its totient is φ = 8804884400000.

The previous prime is 22012211019991. The next prime is 22012211020139. The reversal of 22012211020000 is 2011221022.

It is a happy number.

It is a congruent number.

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, 550285276 + ... + 550325275.

Almost surely, 2^{22012211020000} is an apocalyptic number.

22012211020000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22012211020000 is an abundant number, since it is smaller than the sum of its proper divisors (32141129970056).

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

22012211020000 is an equidigital number, since it uses as much as digits as its factorization.

22012211020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100610581 (or 1100610558 counting only the distinct ones).

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

Adding to 22012211020000 its reverse (2011221022), we get a palindrome (22014222241022).

The spelling of 22012211020000 in words is "twenty-two trillion, twelve billion, two hundred eleven million, twenty thousand".