22101202100000 has 144 divisors (see below), whose sum is σ = 54670987832832. Its totient is φ = 8794188000000.

The previous prime is 22101202099993. The next prime is 22101202100101. The reversal of 22101202100000 is 120210122.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 18521435 + ... + 19678565.

It is an arithmetic number, because the mean of its divisors is an integer number (379659637728).

Almost surely, 2^{22101202100000} is an apocalyptic number.

22101202100000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22101202100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (27335493916416).

22101202100000 is an abundant number, since it is smaller than the sum of its proper divisors (32569785732832).

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

22101202100000 is an equidigital number, since it uses as much as digits as its factorization.

22101202100000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1157357 (or 1157329 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22101202100000 its reverse (120210122), we get a palindrome (22101322310122).

The spelling of 22101202100000 in words is "twenty-two trillion, one hundred one billion, two hundred two million, one hundred thousand".