23122003 has 8 divisors (see below), whose sum is σ = 24300848. Its totient is φ = 21972384.

The previous prime is 23121971. The next prime is 23122007. The reversal of 23122003 is 30022132.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 23122003 - 2⁵ = 23121971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23122007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5676 + ... + 8857.

It is an arithmetic number, because the mean of its divisors is an integer number (3037606).

Almost surely, 2^23122003 is an apocalyptic number.

23122003 is a deficient number, since it is larger than the sum of its proper divisors (1178845).

23122003 is a wasteful number, since it uses less digits than its factorization.

23122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14613.

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 23122003 is about 4808.5343920991. The cubic root of 23122003 is about 284.8886525120. Note that the first 3 decimals are identical.

Adding to 23122003 its reverse (30022132), we get a palindrome (53144135).

The spelling of 23122003 in words is "twenty-three million, one hundred twenty-two thousand, three".