402212221200344 has 32 divisors (see below), whose sum is σ = 755588306641680. Its totient is φ = 200722088724864.

The previous prime is 402212221200287. The next prime is 402212221200403. The reversal of 402212221200344 is 443002122212204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33816974 + ... + 44136290.

Almost surely, 2^{402212221200344} is an apocalyptic number.

It is an amenable number.

402212221200344 is a deficient number, since it is larger than the sum of its proper divisors (353376085441336).

402212221200344 is a wasteful number, since it uses less digits than its factorization.

402212221200344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10328627 (or 10328623 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 402212221200344 its reverse (443002122212204), we get a palindrome (845214343412548).

The spelling of 402212221200344 in words is "four hundred two trillion, two hundred twelve billion, two hundred twenty-one million, two hundred thousand, three hundred forty-four".