245442102202 has 32 divisors (see below), whose sum is σ = 404342668800. Its totient is φ = 110813701680.

The previous prime is 245442102161. The next prime is 245442102209. The reversal of 245442102202 is 202201244542.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (245442102209) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2522133 + ... + 2617639.

It is an arithmetic number, because the mean of its divisors is an integer number (12635708400).

Almost surely, 2^245442102202 is an apocalyptic number.

245442102202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

245442102202 is a deficient number, since it is larger than the sum of its proper divisors (158900566598).

245442102202 is a wasteful number, since it uses less digits than its factorization.

245442102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96306.

The product of its (nonzero) digits is 10240, while the sum is 28.

Adding to 245442102202 its reverse (202201244542), we get a palindrome (447643346744).

The spelling of 245442102202 in words is "two hundred forty-five billion, four hundred forty-two million, one hundred two thousand, two hundred two".