12200122212202 has 4 divisors (see below), whose sum is σ = 18300183318306. Its totient is φ = 6100061106100.

The previous prime is 12200122212199. The next prime is 12200122212217. The reversal of 12200122212202 is 20221222100221.

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., 11342811032281 + 857311179921 = 3367909^2 + 925911^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 12200122212202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3050030553049 + ... + 3050030553052.

Almost surely, 2^{12200122212202} is an apocalyptic number.

12200122212202 is a deficient number, since it is larger than the sum of its proper divisors (6100061106104).

12200122212202 is an equidigital number, since it uses as much as digits as its factorization.

12200122212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6100061106103.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 12200122212202 its reverse (20221222100221), we get a palindrome (32421344312423).

The spelling of 12200122212202 in words is "twelve trillion, two hundred billion, one hundred twenty-two million, two hundred twelve thousand, two hundred two".