12002010122 has 16 divisors (see below), whose sum is σ = 18693066600. Its totient is φ = 5772527040.

The previous prime is 12002010101. The next prime is 12002010131. The reversal of 12002010122 is 22101020021.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 7018920841 + 4983089281 = 83779^2 + 70591^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 369029 + ... + 400232.

Almost surely, 2^12002010122 is an apocalyptic number.

12002010122 is a deficient number, since it is larger than the sum of its proper divisors (6691056478).

12002010122 is a wasteful number, since it uses less digits than its factorization.

12002010122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 769561.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12002010122 its reverse (22101020021), we get a palindrome (34103030143).

The spelling of 12002010122 in words is "twelve billion, two million, ten thousand, one hundred twenty-two".