1011220020202 has 16 divisors (see below), whose sum is σ = 1733751751680. Its totient is φ = 433322079408.

The previous prime is 1011220020199. The next prime is 1011220020221. The reversal of 1011220020202 is 2020200221101.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4718877 + ... + 4928512.

It is an arithmetic number, because the mean of its divisors is an integer number (108359484480).

Almost surely, 2^{1011220020202} is an apocalyptic number.

1011220020202 is a deficient number, since it is larger than the sum of its proper divisors (722531731478).

1011220020202 is an equidigital number, since it uses as much as digits as its factorization.

1011220020202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9654885.

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

Adding to 1011220020202 its reverse (2020200221101), we get a palindrome (3031420241303).

The spelling of 1011220020202 in words is "one trillion, eleven billion, two hundred twenty million, twenty thousand, two hundred two".