22201011121211 has 16 divisors (see below), whose sum is σ = 24523379596800. Its totient is φ = 19971632553600.

The previous prime is 22201011121193. The next prime is 22201011121213. The reversal of 22201011121211 is 11212111010222.

It is not a de Polignac number, because 22201011121211 - 2³⁴ = 22183831252027 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22201011121211.

It is not an unprimeable number, because it can be changed into a prime (22201011121213) 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, 108025115 + ... + 108230436.

It is an arithmetic number, because the mean of its divisors is an integer number (1532711224800).

Almost surely, 2^{22201011121211} is an apocalyptic number.

22201011121211 is a deficient number, since it is larger than the sum of its proper divisors (2322368475589).

22201011121211 is a wasteful number, since it uses less digits than its factorization.

22201011121211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216255766.

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22201011121211 its reverse (11212111010222), we get a palindrome (33413122131433).

The spelling of 22201011121211 in words is "twenty-two trillion, two hundred one billion, eleven million, one hundred twenty-one thousand, two hundred eleven".