22221110110233 has 16 divisors (see below), whose sum is σ = 30055561799040. Its totient is φ = 14601416075136.

The previous prime is 22221110110223. The next prime is 22221110110373. The reversal of 22221110110233 is 33201101112222.

It is not a de Polignac number, because 22221110110233 - 2¹³ = 22221110102041 is a prime.

It is a super-2 number, since 2×22221110110233² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (22221110110223) 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, 131185285 + ... + 131354562.

It is an arithmetic number, because the mean of its divisors is an integer number (1878472612440).

Almost surely, 2^{22221110110233} is an apocalyptic number.

It is an amenable number.

22221110110233 is a deficient number, since it is larger than the sum of its proper divisors (7834451688807).

22221110110233 is a wasteful number, since it uses less digits than its factorization.

22221110110233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262540256.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 22221110110233 its reverse (33201101112222), we get a palindrome (55422211222455).

The spelling of 22221110110233 in words is "twenty-two trillion, two hundred twenty-one billion, one hundred ten million, one hundred ten thousand, two hundred thirty-three".