22253736233 has 4 divisors (see below), whose sum is σ = 22292847060. Its totient is φ = 22214625408.

The previous prime is 22253736223. The next prime is 22253736257. The reversal of 22253736233 is 33263735222.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1640817049 + 20612919184 = 40507^2 + 143572^2 .

It is a cyclic number.

It is not a de Polignac number, because 22253736233 - 2¹⁰ = 22253735209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (22253736223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19554560 + ... + 19555697.

It is an arithmetic number, because the mean of its divisors is an integer number (5573211765).

Almost surely, 2^22253736233 is an apocalyptic number.

It is an amenable number.

22253736233 is a deficient number, since it is larger than the sum of its proper divisors (39110827).

22253736233 is an equidigital number, since it uses as much as digits as its factorization.

22253736233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39110826.

The product of its digits is 272160, while the sum is 38.

The spelling of 22253736233 in words is "twenty-two billion, two hundred fifty-three million, seven hundred thirty-six thousand, two hundred thirty-three".