1220112010202 has 24 divisors (see below), whose sum is σ = 1956320918100. Its totient is φ = 570018933120.

The previous prime is 1220112010163. The next prime is 1220112010217. The reversal of 1220112010202 is 2020102110221.

It can be written as a sum of positive squares in 2 ways, for example, as 1120149173641 + 99962836561 = 1058371^2 + 316169^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10889327 + ... + 11000802.

Almost surely, 2^{1220112010202} is an apocalyptic number.

1220112010202 is a deficient number, since it is larger than the sum of its proper divisors (736208907898).

1220112010202 is a wasteful number, since it uses less digits than its factorization.

1220112010202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21890222 (or 21890191 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1220112010202 its reverse (2020102110221), we get a palindrome (3240214120423).

The spelling of 1220112010202 in words is "one trillion, two hundred twenty billion, one hundred twelve million, ten thousand, two hundred two".