1200020112202 has 8 divisors (see below), whose sum is σ = 1824688116036. Its totient is φ = 591790740192.

The previous prime is 1200020112173. The next prime is 1200020112209. The reversal of 1200020112202 is 2022110200021.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1144944940441 + 55075171761 = 1070021^2 + 234681^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1200020112209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4109657773 + ... + 4109658064.

Almost surely, 2^{1200020112202} is an apocalyptic number.

1200020112202 is a deficient number, since it is larger than the sum of its proper divisors (624668003834).

1200020112202 is an equidigital number, since it uses as much as digits as its factorization.

1200020112202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8219315912.

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

Adding to 1200020112202 its reverse (2022110200021), we get a palindrome (3222130312223).

The spelling of 1200020112202 in words is "one trillion, two hundred billion, twenty million, one hundred twelve thousand, two hundred two".