1200221022202 has 8 divisors (see below), whose sum is σ = 1800657637812. Its totient is φ = 600001809600.

The previous prime is 1200221022197. The next prime is 1200221022257. The reversal of 1200221022202 is 2022201220021.

It can be written as a sum of positive squares in 2 ways, for example, as 1193755093281 + 6465928921 = 1092591^2 + 80411^2 .

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

It is a super-2 number, since 2×1200221022202² (a number of 25 digits) contains 22 as substring.

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, 54336949 + ... + 54359032.

Almost surely, 2^{1200221022202} is an apocalyptic number.

1200221022202 is a deficient number, since it is larger than the sum of its proper divisors (600436615610).

1200221022202 is a wasteful number, since it uses less digits than its factorization.

1200221022202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108701504.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1200221022202 its reverse (2022201220021), we get a palindrome (3222422242223).

The spelling of 1200221022202 in words is "one trillion, two hundred billion, two hundred twenty-one million, twenty-two thousand, two hundred two".