22202212122211 has 4 divisors (see below), whose sum is σ = 24220595042424. Its totient is φ = 20183829202000.

The previous prime is 22202212122193. The next prime is 22202212122221. The reversal of 22202212122211 is 11222121220222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 22202212122211 - 2¹⁵ = 22202212089443 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22202212122221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1009191460090 + ... + 1009191460111.

It is an arithmetic number, because the mean of its divisors is an integer number (6055148760606).

Almost surely, 2^{22202212122211} is an apocalyptic number.

22202212122211 is a deficient number, since it is larger than the sum of its proper divisors (2018382920213).

22202212122211 is a wasteful number, since it uses less digits than its factorization.

22202212122211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2018382920212.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 22202212122211 its reverse (11222121220222), we get a palindrome (33424333342433).

The spelling of 22202212122211 in words is "twenty-two trillion, two hundred two billion, two hundred twelve million, one hundred twenty-two thousand, two hundred eleven".