22001100201000 has 192 divisors, whose sum is σ = 77117931334080. Its totient is φ = 5866959988800.

The previous prime is 22001100200927. The next prime is 22001100201061. The reversal of 22001100201000 is 10200110022.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45026754 + ... + 45512753.

It is an arithmetic number, because the mean of its divisors is an integer number (401655892365).

Almost surely, 2^{22001100201000} is an apocalyptic number.

22001100201000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001100201000 is an abundant number, since it is smaller than the sum of its proper divisors (55116831133080).

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

22001100201000 is an equidigital number, since it uses as much as digits as its factorization.

22001100201000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90539543 (or 90539517 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 22001100201000 its reverse (10200110022), we get a palindrome (22011300311022).

The spelling of 22001100201000 in words is "twenty-two trillion, one billion, one hundred million, two hundred one thousand".