23040320302 has 4 divisors (see below), whose sum is σ = 34560480456. Its totient is φ = 11520160150.

The previous prime is 23040320299. The next prime is 23040320323. The reversal of 23040320302 is 20302304032.

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

It is a self number, because there is not a number n which added to its sum of digits gives 23040320302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5760080074 + ... + 5760080077.

It is an arithmetic number, because the mean of its divisors is an integer number (8640120114).

Almost surely, 2^23040320302 is an apocalyptic number.

23040320302 is a deficient number, since it is larger than the sum of its proper divisors (11520160154).

23040320302 is a wasteful number, since it uses less digits than its factorization.

23040320302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11520160153.

The product of its (nonzero) digits is 864, while the sum is 19.

Adding to 23040320302 its reverse (20302304032), we get a palindrome (43342624334).

The spelling of 23040320302 in words is "twenty-three billion, forty million, three hundred twenty thousand, three hundred two".