23021420003 has 8 divisors (see below), whose sum is σ = 23175659520. Its totient is φ = 22867689600.

The previous prime is 23021419999. The next prime is 23021420021. The reversal of 23021420003 is 30002412032.

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 23021420003 - 2² = 23021419999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23021420083) 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, 36323 + ... + 217628.

It is an arithmetic number, because the mean of its divisors is an integer number (2896957440).

Almost surely, 2^23021420003 is an apocalyptic number.

23021420003 is a deficient number, since it is larger than the sum of its proper divisors (154239517).

23021420003 is a wasteful number, since it uses less digits than its factorization.

23021420003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 254557.

The product of its (nonzero) digits is 288, while the sum is 17.

Adding to 23021420003 its reverse (30002412032), we get a palindrome (53023832035).

The spelling of 23021420003 in words is "twenty-three billion, twenty-one million, four hundred twenty thousand, three".