1200022201122 has 8 divisors (see below), whose sum is σ = 2400044402256. Its totient is φ = 400007400372.

The previous prime is 1200022201099. The next prime is 1200022201151. The reversal of 1200022201122 is 2211022200021.

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

1200022201122 is an admirable number.

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, 100001850088 + ... + 100001850099.

It is an arithmetic number, because the mean of its divisors is an integer number (300005550282).

Almost surely, 2^{1200022201122} is an apocalyptic number.

1200022201122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1200022201122 is a wasteful number, since it uses less digits than its factorization.

1200022201122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200003700192.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1200022201122 its reverse (2211022200021), we get a palindrome (3411044401143).

The spelling of 1200022201122 in words is "one trillion, two hundred billion, twenty-two million, two hundred one thousand, one hundred twenty-two".