210112144033242 has 32 divisors (see below), whose sum is σ = 458427566154240. Its totient is φ = 63670198054320.

The previous prime is 210112144033201. The next prime is 210112144033271. The reversal of 210112144033242 is 242330441211012.

It is a happy number.

It is a super-2 number, since 2×210112144033242² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26637633 + ... + 33612315.

It is an arithmetic number, because the mean of its divisors is an integer number (14325861442320).

Almost surely, 2^{210112144033242} is an apocalyptic number.

210112144033242 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

210112144033242 is an abundant number, since it is smaller than the sum of its proper divisors (248315422120998).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

210112144033242 is a wasteful number, since it uses less digits than its factorization.

210112144033242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7431138.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 210112144033242 its reverse (242330441211012), we get a palindrome (452442585244254).

The spelling of 210112144033242 in words is "two hundred ten trillion, one hundred twelve billion, one hundred forty-four million, thirty-three thousand, two hundred forty-two".