22101101233 has 2 divisors, whose sum is σ = 22101101234. Its totient is φ = 22101101232.

The previous prime is 22101101161. The next prime is 22101101237. The reversal of 22101101233 is 33210110122.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13100404849 + 9000696384 = 114457^2 + 94872^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22101101233 is a prime.

It is a super-2 number, since 2×22101101233² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (22101101237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11050550616 + 11050550617.

It is an arithmetic number, because the mean of its divisors is an integer number (11050550617).

Almost surely, 2^22101101233 is an apocalyptic number.

It is an amenable number.

22101101233 is a deficient number, since it is larger than the sum of its proper divisors (1).

22101101233 is an equidigital number, since it uses as much as digits as its factorization.

22101101233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 22101101233 its reverse (33210110122), we get a palindrome (55311211355).

The spelling of 22101101233 in words is "twenty-two billion, one hundred one million, one hundred one thousand, two hundred thirty-three".