22120110011000 has 64 divisors (see below), whose sum is σ = 51763907126880. Its totient is φ = 8847556876800.

The previous prime is 22120110010993. The next prime is 22120110011003. The reversal of 22120110011000 is 11001102122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22120110011003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17843312 + ... + 19042688.

Almost surely, 2^{22120110011000} is an apocalyptic number.

22120110011000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120110011000 is an abundant number, since it is smaller than the sum of its proper divisors (29643797115880).

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

22120110011000 is a wasteful number, since it uses less digits than its factorization.

22120110011000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1217841 (or 1217827 counting only the distinct ones).

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

Adding to 22120110011000 its reverse (11001102122), we get a palindrome (22131111113122).

The spelling of 22120110011000 in words is "twenty-two trillion, one hundred twenty billion, one hundred ten million, eleven thousand".