40243210022 has 4 divisors (see below), whose sum is σ = 60364815036. Its totient is φ = 20121605010.

The previous prime is 40243210001. The next prime is 40243210093. The reversal of 40243210022 is 22001234204.

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

It is a junction number, because it is equal to n+sod(n) for n = 40243209976 and 40243210003.

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, 10060802504 + ... + 10060802507.

It is an arithmetic number, because the mean of its divisors is an integer number (15091203759).

Almost surely, 2^40243210022 is an apocalyptic number.

40243210022 is a deficient number, since it is larger than the sum of its proper divisors (20121605014).

40243210022 is a wasteful number, since it uses less digits than its factorization.

40243210022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20121605013.

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

Adding to 40243210022 its reverse (22001234204), we get a palindrome (62244444226).

The spelling of 40243210022 in words is "forty billion, two hundred forty-three million, two hundred ten thousand, twenty-two".