12011202102202 has 4 divisors (see below), whose sum is σ = 18016803153306. Its totient is φ = 6005601051100.

The previous prime is 12011202102197. The next prime is 12011202102209. The reversal of 12011202102202 is 20220120211021.

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., 11659281455761 + 351920646441 = 3414569^2 + 593229^2 .

It is not an unprimeable number, because it can be changed into a prime (12011202102209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3002800525549 + ... + 3002800525552.

Almost surely, 2^{12011202102202} is an apocalyptic number.

12011202102202 is a deficient number, since it is larger than the sum of its proper divisors (6005601051104).

12011202102202 is an equidigital number, since it uses as much as digits as its factorization.

12011202102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6005601051103.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12011202102202 its reverse (20220120211021), we get a palindrome (32231322313223).

The spelling of 12011202102202 in words is "twelve trillion, eleven billion, two hundred two million, one hundred two thousand, two hundred two".