23321353140203 has 4 divisors (see below), whose sum is σ = 24335325015888. Its totient is φ = 22307381264520.

The previous prime is 23321353140193. The next prime is 23321353140223. The reversal of 23321353140203 is 30204135312332.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 23321353140203 - 2⁴ = 23321353140187 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 23321353140203.

It is not an unprimeable number, because it can be changed into a prime (23321353140223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 506985937808 + ... + 506985937853.

It is an arithmetic number, because the mean of its divisors is an integer number (6083831253972).

Almost surely, 2^{23321353140203} is an apocalyptic number.

23321353140203 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

23321353140203 is a deficient number, since it is larger than the sum of its proper divisors (1013971875685).

23321353140203 is a wasteful number, since it uses less digits than its factorization.

23321353140203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1013971875684.

The product of its (nonzero) digits is 38880, while the sum is 32.

Adding to 23321353140203 its reverse (30204135312332), we get a palindrome (53525488452535).

The spelling of 23321353140203 in words is "twenty-three trillion, three hundred twenty-one billion, three hundred fifty-three million, one hundred forty thousand, two hundred three".