22021122010201 has 16 divisors (see below), whose sum is σ = 22753248530688. Its totient is φ = 21300739387200.

The previous prime is 22021122010171. The next prime is 22021122010253. The reversal of 22021122010201 is 10201022112022.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22021122010201 is a prime.

It is a super-2 number, since 2×22021122010201² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22021122010501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209610556 + ... + 209715586.

It is an arithmetic number, because the mean of its divisors is an integer number (1422078033168).

Almost surely, 2^{22021122010201} is an apocalyptic number.

It is an amenable number.

22021122010201 is a deficient number, since it is larger than the sum of its proper divisors (732126520487).

22021122010201 is a wasteful number, since it uses less digits than its factorization.

22021122010201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 160872.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 22021122010201 its reverse (10201022112022), we get a palindrome (32222144122223).

The spelling of 22021122010201 in words is "twenty-two trillion, twenty-one billion, one hundred twenty-two million, ten thousand, two hundred one".