12011122011202 has 4 divisors (see below), whose sum is σ = 18016683016806. Its totient is φ = 6005561005600.

The previous prime is 12011122011179. The next prime is 12011122011209. The reversal of 12011122011202 is 20211022111021.

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., 12010653678321 + 468332881 = 3465639^2 + 21641^2 .

It is not an unprimeable number, because it can be changed into a prime (12011122011209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3002780502799 + ... + 3002780502802.

Almost surely, 2^{12011122011202} is an apocalyptic number.

12011122011202 is a deficient number, since it is larger than the sum of its proper divisors (6005561005604).

12011122011202 is an equidigital number, since it uses as much as digits as its factorization.

12011122011202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6005561005603.

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

Adding to 12011122011202 its reverse (20211022111021), we get a palindrome (32222144122223).

The spelling of 12011122011202 in words is "twelve trillion, eleven billion, one hundred twenty-two million, eleven thousand, two hundred two".