1302121111102 has 16 divisors (see below), whose sum is σ = 2349692231040. Its totient is φ = 528680751768.

The previous prime is 1302121111091. The next prime is 1302121111117. The reversal of 1302121111102 is 2011111212031.

It is a happy number.

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, 2447595808 + ... + 2447596339.

It is an arithmetic number, because the mean of its divisors is an integer number (146855764440).

Almost surely, 2^{1302121111102} is an apocalyptic number.

1302121111102 is a deficient number, since it is larger than the sum of its proper divisors (1047571119938).

1302121111102 is a wasteful number, since it uses less digits than its factorization.

1302121111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4895192175.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 1302121111102 its reverse (2011111212031), we get a palindrome (3313232323133).

The spelling of 1302121111102 in words is "one trillion, three hundred two billion, one hundred twenty-one million, one hundred eleven thousand, one hundred two".