40021202222 has 8 divisors (see below), whose sum is σ = 63563085936. Its totient is φ = 18833506912.

The previous prime is 40021202173. The next prime is 40021202269. The reversal of 40021202222 is 22220212004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 40021202222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 588547058 + ... + 588547125.

It is an arithmetic number, because the mean of its divisors is an integer number (7945385742).

Almost surely, 2^40021202222 is an apocalyptic number.

40021202222 is a deficient number, since it is larger than the sum of its proper divisors (23541883714).

40021202222 is a wasteful number, since it uses less digits than its factorization.

40021202222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1177094202.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 40021202222 its reverse (22220212004), we get a palindrome (62241414226).

The spelling of 40021202222 in words is "forty billion, twenty-one million, two hundred two thousand, two hundred twenty-two".