111220101022 has 8 divisors (see below), whose sum is σ = 169657781400. Its totient is φ = 54667507224.

The previous prime is 111220101017. The next prime is 111220101119. The reversal of 111220101022 is 220101022111.

111220101022 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a junction number, because it is equal to n+sod(n) for n = 111220100993 and 111220101011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471271497 + ... + 471271732.

It is an arithmetic number, because the mean of its divisors is an integer number (21207222675).

Almost surely, 2^111220101022 is an apocalyptic number.

111220101022 is a deficient number, since it is larger than the sum of its proper divisors (58437680378).

111220101022 is an equidigital number, since it uses as much as digits as its factorization.

111220101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942543290.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111220101022 its reverse (220101022111), we get a palindrome (331321123133).

It can be divided in two parts, 111 and 220101022, that multiplied together give a palindrome (24431213442).

The spelling of 111220101022 in words is "one hundred eleven billion, two hundred twenty million, one hundred one thousand, twenty-two".