245120431102 has 16 divisors (see below), whose sum is σ = 374528632320. Its totient is φ = 120284399448.

The previous prime is 245120431069. The next prime is 245120431123. The reversal of 245120431102 is 201134021542.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1639488 + ... + 1782739.

It is an arithmetic number, because the mean of its divisors is an integer number (23408039520).

Almost surely, 2^245120431102 is an apocalyptic number.

245120431102 is a deficient number, since it is larger than the sum of its proper divisors (129408201218).

245120431102 is a wasteful number, since it uses less digits than its factorization.

245120431102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3422895.

The product of its (nonzero) digits is 1920, while the sum is 25.

Adding to 245120431102 its reverse (201134021542), we get a palindrome (446254452644).

The spelling of 245120431102 in words is "two hundred forty-five billion, one hundred twenty million, four hundred thirty-one thousand, one hundred two".