22212122220101 has 8 divisors (see below), whose sum is σ = 25066971784800. Its totient is φ = 19496533609840.

The previous prime is 22212122220097. The next prime is 22212122220157. The reversal of 22212122220101 is 10102222121222.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 22212122220101 - 2² = 22212122220097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22212122210101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34815238271 + ... + 34815238908.

It is an arithmetic number, because the mean of its divisors is an integer number (3133371473100).

Almost surely, 2^{22212122220101} is an apocalyptic number.

It is an amenable number.

22212122220101 is a deficient number, since it is larger than the sum of its proper divisors (2854849564699).

22212122220101 is a wasteful number, since it uses less digits than its factorization.

22212122220101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69630477219.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22212122220101 its reverse (10102222121222), we get a palindrome (32314344341323).

The spelling of 22212122220101 in words is "twenty-two trillion, two hundred twelve billion, one hundred twenty-two million, two hundred twenty thousand, one hundred one".