402244240222 has 8 divisors (see below), whose sum is σ = 658217847672. Its totient is φ = 182838291000.

The previous prime is 402244240217. The next prime is 402244240231. The reversal of 402244240222 is 222042442204.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9141914529 + ... + 9141914572.

It is an arithmetic number, because the mean of its divisors is an integer number (82277230959).

Almost surely, 2^402244240222 is an apocalyptic number.

402244240222 is a deficient number, since it is larger than the sum of its proper divisors (255973607450).

402244240222 is a wasteful number, since it uses less digits than its factorization.

402244240222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18283829114.

The product of its (nonzero) digits is 16384, while the sum is 28.

Adding to 402244240222 its reverse (222042442204), we get a palindrome (624286682426).

It can be divided in two parts, 4022 and 44240222, that added together give a palindrome (44244244).

The spelling of 402244240222 in words is "four hundred two billion, two hundred forty-four million, two hundred forty thousand, two hundred twenty-two".