1111201221030 has 16 divisors (see below), whose sum is σ = 2666882930544. Its totient is φ = 296320325600.

The previous prime is 1111201220981. The next prime is 1111201221047. The reversal of 1111201221030 is 301221021111.

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

It is a congruent 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, 18520020321 + ... + 18520020380.

It is an arithmetic number, because the mean of its divisors is an integer number (166680183159).

Almost surely, 2^{1111201221030} is an apocalyptic number.

1111201221030 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1111201221030 is an abundant number, since it is smaller than the sum of its proper divisors (1555681709514).

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

1111201221030 is a wasteful number, since it uses less digits than its factorization.

1111201221030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37040040711.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1111201221030 its reverse (301221021111), we get a palindrome (1412422242141).

The spelling of 1111201221030 in words is "one trillion, one hundred eleven billion, two hundred one million, two hundred twenty-one thousand, thirty".