12120001212202 has 32 divisors (see below), whose sum is σ = 19799287315920. Its totient is φ = 5530905331200.

The previous prime is 12120001212167. The next prime is 12120001212257. The reversal of 12120001212202 is 20221210002121.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 8845026935481 + 3274974276721 = 2974059^2 + 1809689^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1223427 + ... + 5073142.

Almost surely, 2^{12120001212202} is an apocalyptic number.

12120001212202 is a deficient number, since it is larger than the sum of its proper divisors (7679286103718).

12120001212202 is a wasteful number, since it uses less digits than its factorization.

12120001212202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6297418.

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

Adding to 12120001212202 its reverse (20221210002121), we get a palindrome (32341211214323).

The spelling of 12120001212202 in words is "twelve trillion, one hundred twenty billion, one million, two hundred twelve thousand, two hundred two".