40204102223 has 4 divisors (see below), whose sum is σ = 40863185928. Its totient is φ = 39545018520.

The previous prime is 40204102181. The next prime is 40204102229. The reversal of 40204102223 is 32220140204.

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 40204102223 - 2⁸ = 40204101967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 40204102195 and 40204102204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40204102229) 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, 329541761 + ... + 329541882.

It is an arithmetic number, because the mean of its divisors is an integer number (10215796482).

Almost surely, 2^40204102223 is an apocalyptic number.

40204102223 is a deficient number, since it is larger than the sum of its proper divisors (659083705).

40204102223 is an equidigital number, since it uses as much as digits as its factorization.

40204102223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659083704.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 40204102223 its reverse (32220140204), we get a palindrome (72424242427).

The spelling of 40204102223 in words is "forty billion, two hundred four million, one hundred two thousand, two hundred twenty-three".