12110111021002 has 4 divisors (see below), whose sum is σ = 18165166531506. Its totient is φ = 6055055510500.

The previous prime is 12110111020979. The next prime is 12110111021083. The reversal of 12110111021002 is 20012011101121.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 10119836206561 + 1990274814441 = 3181169^2 + 1410771^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3027527755249 + ... + 3027527755252.

Almost surely, 2^{12110111021002} is an apocalyptic number.

12110111021002 is a deficient number, since it is larger than the sum of its proper divisors (6055055510504).

12110111021002 is an equidigital number, since it uses as much as digits as its factorization.

12110111021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6055055510503.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 12110111021002 its reverse (20012011101121), we get a palindrome (32122122122123).

The spelling of 12110111021002 in words is "twelve trillion, one hundred ten billion, one hundred eleven million, twenty-one thousand, two".