245202352111 has 4 divisors (see below), whose sum is σ = 245346845472. Its totient is φ = 245057858752.

The previous prime is 245202352037. The next prime is 245202352117. The reversal of 245202352111 is 111253202542.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 245202352111 - 2¹⁵ = 245202319343 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 245202352111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245202352117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 72244135 + ... + 72247528.

It is an arithmetic number, because the mean of its divisors is an integer number (61336711368).

Almost surely, 2^245202352111 is an apocalyptic number.

245202352111 is a deficient number, since it is larger than the sum of its proper divisors (144493361).

245202352111 is a wasteful number, since it uses less digits than its factorization.

245202352111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144493360.

The product of its (nonzero) digits is 4800, while the sum is 28.

Adding to 245202352111 its reverse (111253202542), we get a palindrome (356455554653).

The spelling of 245202352111 in words is "two hundred forty-five billion, two hundred two million, three hundred fifty-two thousand, one hundred eleven".