23012440203 has 8 divisors (see below), whose sum is σ = 30701320000. Its totient is φ = 15332593608.

The previous prime is 23012440183. The next prime is 23012440223. The reversal of 23012440203 is 30204421032.

It is an interprime number because it is at equal distance from previous prime (23012440183) and next prime (23012440223).

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

It is not a de Polignac number, because 23012440203 - 2¹² = 23012436107 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 23012440203.

It is not an unprimeable number, because it can be changed into a prime (23012440223) 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, 2252353 + ... + 2262546.

It is an arithmetic number, because the mean of its divisors is an integer number (3837665000).

Almost surely, 2^23012440203 is an apocalyptic number.

23012440203 is a deficient number, since it is larger than the sum of its proper divisors (7688879797).

23012440203 is a wasteful number, since it uses less digits than its factorization.

23012440203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4516601.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 23012440203 its reverse (30204421032), we get a palindrome (53216861235).

The spelling of 23012440203 in words is "twenty-three billion, twelve million, four hundred forty thousand, two hundred three".