212442254662 has 32 divisors (see below), whose sum is σ = 366025161600. Its totient is φ = 91458331200.

The previous prime is 212442254653. The next prime is 212442254711. The reversal of 212442254662 is 266452244212.

212442254662 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1578514 + ... + 1707802.

It is an arithmetic number, because the mean of its divisors is an integer number (11438286300).

Almost surely, 2^212442254662 is an apocalyptic number.

212442254662 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

212442254662 is a deficient number, since it is larger than the sum of its proper divisors (153582906938).

212442254662 is a wasteful number, since it uses less digits than its factorization.

212442254662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133252.

The product of its digits is 368640, while the sum is 40.

Adding to 212442254662 its reverse (266452244212), we get a palindrome (478894498874).

The spelling of 212442254662 in words is "two hundred twelve billion, four hundred forty-two million, two hundred fifty-four thousand, six hundred sixty-two".