23211012203 has 8 divisors (see below), whose sum is σ = 24588820080. Its totient is φ = 21834588160.

The previous prime is 23211012191. The next prime is 23211012229. The reversal of 23211012203 is 30221011232.

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 23211012203 - 2¹⁶ = 23210946667 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23211012103) 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, 311318 + ... + 378603.

It is an arithmetic number, because the mean of its divisors is an integer number (3073602510).

Almost surely, 2^23211012203 is an apocalyptic number.

23211012203 is a deficient number, since it is larger than the sum of its proper divisors (1377807877).

23211012203 is a wasteful number, since it uses less digits than its factorization.

23211012203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 691917.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 23211012203 its reverse (30221011232), we get a palindrome (53432023435).

The spelling of 23211012203 in words is "twenty-three billion, two hundred eleven million, twelve thousand, two hundred three".