1200010022122 has 8 divisors (see below), whose sum is σ = 1816528932900. Its totient is φ = 594500377824.

The previous prime is 1200010022053. The next prime is 1200010022171. The reversal of 1200010022122 is 2212200100021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1195875660721 + 4134361401 = 1093561^2 + 64299^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2752316347 + ... + 2752316782.

Almost surely, 2^{1200010022122} is an apocalyptic number.

1200010022122 is a deficient number, since it is larger than the sum of its proper divisors (616518910778).

1200010022122 is a wasteful number, since it uses less digits than its factorization.

1200010022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504633240.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1200010022122 its reverse (2212200100021), we get a palindrome (3412210122143).

The spelling of 1200010022122 in words is "one trillion, two hundred billion, ten million, twenty-two thousand, one hundred twenty-two".