22700123 has 2 divisors, whose sum is σ = 22700124. Its totient is φ = 22700122.

The previous prime is 22700099. The next prime is 22700131. The reversal of 22700123 is 32100722.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22700123 - 2⁸ = 22699867 is a prime.

It is a super-4 number, since 4×22700123⁴ (a number of 31 digits) contains 4444 as substring.

It is not a weakly prime, because it can be changed into another prime (22708123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11350061 + 11350062.

It is an arithmetic number, because the mean of its divisors is an integer number (11350062).

Almost surely, 2^22700123 is an apocalyptic number.

22700123 is a deficient number, since it is larger than the sum of its proper divisors (1).

22700123 is an equidigital number, since it uses as much as digits as its factorization.

22700123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 22700123 is about 4764.4646079072. The cubic root of 22700123 is about 283.1453302588.

Adding to 22700123 its reverse (32100722), we get a palindrome (54800845).

The spelling of 22700123 in words is "twenty-two million, seven hundred thousand, one hundred twenty-three".