12111002102 has 8 divisors (see below), whose sum is σ = 18166972800. Its totient is φ = 6055344504.

The previous prime is 12111002077. The next prime is 12111002131. The reversal of 12111002102 is 20120011121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 96299 + ... + 183017.

It is an arithmetic number, because the mean of its divisors is an integer number (2270871600).

Almost surely, 2^12111002102 is an apocalyptic number.

12111002102 is a deficient number, since it is larger than the sum of its proper divisors (6055970698).

12111002102 is an equidigital number, since it uses as much as digits as its factorization.

12111002102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156550.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12111002102 its reverse (20120011121), we get a palindrome (32231013223).

The spelling of 12111002102 in words is "twelve billion, one hundred eleven million, two thousand, one hundred two".