40420012222 has 8 divisors (see below), whose sum is σ = 62585825472. Its totient is φ = 19558070400.

The previous prime is 40420012201. The next prime is 40420012247. The reversal of 40420012222 is 22221002404.

40420012222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 40420012222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 325967779 + ... + 325967902.

It is an arithmetic number, because the mean of its divisors is an integer number (7823228184).

Almost surely, 2^40420012222 is an apocalyptic number.

40420012222 is a deficient number, since it is larger than the sum of its proper divisors (22165813250).

40420012222 is a wasteful number, since it uses less digits than its factorization.

40420012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 651935714.

The product of its (nonzero) digits is 512, while the sum is 19.

Adding to 40420012222 its reverse (22221002404), we get a palindrome (62641014626).

The spelling of 40420012222 in words is "forty billion, four hundred twenty million, twelve thousand, two hundred twenty-two".