12111210120202 has 8 divisors (see below), whose sum is σ = 18166839236676. Its totient is φ = 6055597041312.

The previous prime is 12111210120197. The next prime is 12111210120211. The reversal of 12111210120202 is 20202101211121.

It can be written as a sum of positive squares in 2 ways, for example, as 11869961168961 + 241248951241 = 3445281^2 + 491171^2 .

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

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, 1899363 + ... + 5275414.

Almost surely, 2^{12111210120202} is an apocalyptic number.

12111210120202 is a deficient number, since it is larger than the sum of its proper divisors (6055629116474).

12111210120202 is an equidigital number, since it uses as much as digits as its factorization.

12111210120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8018792.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12111210120202 its reverse (20202101211121), we get a palindrome (32313311331323).

The spelling of 12111210120202 in words is "twelve trillion, one hundred eleven billion, two hundred ten million, one hundred twenty thousand, two hundred two".