22101212200001 has 6 divisors (see below), whose sum is σ = 24293067955506. Its totient is φ = 20092011090800.

The previous prime is 22101212199973. The next prime is 22101212200021. The reversal of 22101212200001 is 10000221210122.

It can be written as a sum of positive squares in only one way, i.e., 21660646810000 + 440565390001 = 4654100^2 + 663751^2 .

It is not a de Polignac number, because 22101212200001 - 2²² = 22101208005697 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22101212200021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 91327323020 + ... + 91327323261.

It is an arithmetic number, because the mean of its divisors is an integer number (4048844659251).

Almost surely, 2^{22101212200001} is an apocalyptic number.

It is an amenable number.

22101212200001 is a deficient number, since it is larger than the sum of its proper divisors (2191855755505).

22101212200001 is a wasteful number, since it uses less digits than its factorization.

22101212200001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182654646303 (or 182654646292 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 22101212200001 its reverse (10000221210122), we get a palindrome (32101433410123).

The spelling of 22101212200001 in words is "twenty-two trillion, one hundred one billion, two hundred twelve million, two hundred thousand, one".