1111202030220 has 96 divisors (see below), whose sum is σ = 3321250490880. Its totient is φ = 276770833920.

The previous prime is 1111202030207. The next prime is 1111202030233. The reversal of 1111202030220 is 220302021111.

It is an interprime number because it is at equal distance from previous prime (1111202030207) and next prime (1111202030233).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 1111202030220.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6783417 + ... + 6945296.

It is an arithmetic number, because the mean of its divisors is an integer number (34596359280).

Almost surely, 2^{1111202030220} is an apocalyptic number.

1111202030220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1111202030220 is an abundant number, since it is smaller than the sum of its proper divisors (2210048460660).

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

1111202030220 is a wasteful number, since it uses less digits than its factorization.

1111202030220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13728815 (or 13728813 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1111202030220 its reverse (220302021111), we get a palindrome (1331504051331).

The spelling of 1111202030220 in words is "one trillion, one hundred eleven billion, two hundred two million, thirty thousand, two hundred twenty".