22222201122011 has 32 divisors (see below), whose sum is σ = 24472615539456. Its totient is φ = 20011101264000.

The previous prime is 22222201121969. The next prime is 22222201122047. The reversal of 22222201122011 is 11022110222222.

It is not a de Polignac number, because 22222201122011 - 2¹⁸ = 22222200859867 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22222201122061) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1005928076 + ... + 1005950166.

It is an arithmetic number, because the mean of its divisors is an integer number (764769235608).

Almost surely, 2^{22222201122011} is an apocalyptic number.

22222201122011 is a deficient number, since it is larger than the sum of its proper divisors (2250414417445).

22222201122011 is a wasteful number, since it uses less digits than its factorization.

22222201122011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24203.

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

Adding to 22222201122011 its reverse (11022110222222), we get a palindrome (33244311344233).

The spelling of 22222201122011 in words is "twenty-two trillion, two hundred twenty-two billion, two hundred one million, one hundred twenty-two thousand, eleven".