22100001211000 has 64 divisors (see below), whose sum is σ = 51717068282880. Its totient is φ = 8839476476800.

The previous prime is 22100001210967. The next prime is 22100001211153. The reversal of 22100001211000 is 11210000122.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16446537 + ... + 17739463.

It is an arithmetic number, because the mean of its divisors is an integer number (808079191920).

Almost surely, 2^{22100001211000} is an apocalyptic number.

22100001211000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22100001211000 is an abundant number, since it is smaller than the sum of its proper divisors (29617067071880).

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

22100001211000 is a wasteful number, since it uses less digits than its factorization.

22100001211000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1310041 (or 1310027 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 22100001211000 its reverse (11210000122), we get a palindrome (22111211211122).

The spelling of 22100001211000 in words is "twenty-two trillion, one hundred billion, one million, two hundred eleven thousand".