12011111100202 has 4 divisors (see below), whose sum is σ = 18016666650306. Its totient is φ = 6005555550100.

The previous prime is 12011111100151. The next prime is 12011111100229. The reversal of 12011111100202 is 20200111111021.

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., 9604117100601 + 2406993999601 = 3099051^2 + 1551449^2 .

It is a super-2 number, since 2×12011111100202² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3002777775049 + ... + 3002777775052.

Almost surely, 2^{12011111100202} is an apocalyptic number.

12011111100202 is a deficient number, since it is larger than the sum of its proper divisors (6005555550104).

12011111100202 is an equidigital number, since it uses as much as digits as its factorization.

12011111100202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005555550103.

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

Adding to 12011111100202 its reverse (20200111111021), we get a palindrome (32211222211223).

The spelling of 12011111100202 in words is "twelve trillion, eleven billion, one hundred eleven million, one hundred thousand, two hundred two".