23200202340 has 72 divisors (see below), whose sum is σ = 80427372480. Its totient is φ = 5302903104.

The previous prime is 23200202293. The next prime is 23200202353. The reversal of 23200202340 is 4320200232.

23200202340 is a `hidden beast` number, since 2 + 320 + 0 + 2 + 0 + 2 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9205170 + ... + 9207689.

It is an arithmetic number, because the mean of its divisors is an integer number (1117046840).

Almost surely, 2^23200202340 is an apocalyptic number.

23200202340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

23200202340 is an abundant number, since it is smaller than the sum of its proper divisors (57227170140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23200202340 is a wasteful number, since it uses less digits than its factorization.

23200202340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18412881 (or 18412876 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 18.

Adding to 23200202340 its reverse (4320200232), we get a palindrome (27520402572).

The spelling of 23200202340 in words is "twenty-three billion, two hundred million, two hundred two thousand, three hundred forty".