12401540222 has 32 divisors (see below), whose sum is σ = 20415564000. Its totient is φ = 5623769088.

The previous prime is 12401540219. The next prime is 12401540233. The reversal of 12401540222 is 22204510421.

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 15 ways as a sum of consecutive naturals, for example, 503654 + ... + 527702.

It is an arithmetic number, because the mean of its divisors is an integer number (637986375).

Almost surely, 2^12401540222 is an apocalyptic number.

12401540222 is a deficient number, since it is larger than the sum of its proper divisors (8014023778).

12401540222 is a wasteful number, since it uses less digits than its factorization.

12401540222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24620.

The product of its (nonzero) digits is 1280, while the sum is 23.

The spelling of 12401540222 in words is "twelve billion, four hundred one million, five hundred forty thousand, two hundred twenty-two".