22111211110201 has 2 divisors, whose sum is σ = 22111211110202. Its totient is φ = 22111211110200.

The previous prime is 22111211110171. The next prime is 22111211110231. The reversal of 22111211110201 is 10201111211122.

It is a balanced prime because it is at equal distance from previous prime (22111211110171) and next prime (22111211110231).

It can be written as a sum of positive squares in only one way, i.e., 20696357955625 + 1414853154576 = 4549325^2 + 1189476^2 .

It is a cyclic number.

It is not a de Polignac number, because 22111211110201 - 2¹⁵ = 22111211077433 is a prime.

It is a super-2 number, since 2×22111211110201² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22111211110231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11055605555100 + 11055605555101.

It is an arithmetic number, because the mean of its divisors is an integer number (11055605555101).

Almost surely, 2^{22111211110201} is an apocalyptic number.

It is an amenable number.

22111211110201 is a deficient number, since it is larger than the sum of its proper divisors (1).

22111211110201 is an equidigital number, since it uses as much as digits as its factorization.

22111211110201 is an evil number, because the sum of its binary digits is even.

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

Adding to 22111211110201 its reverse (10201111211122), we get a palindrome (32312322321323).

The spelling of 22111211110201 in words is "twenty-two trillion, one hundred eleven billion, two hundred eleven million, one hundred ten thousand, two hundred one".