111200020101022 has 4 divisors (see below), whose sum is σ = 166800030151536. Its totient is φ = 55600010050510.

The previous prime is 111200020100993. The next prime is 111200020101041. The reversal of 111200020101022 is 220101020002111.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 111200020100993 and 111200020101011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27800005025254 + ... + 27800005025257.

It is an arithmetic number, because the mean of its divisors is an integer number (41700007537884).

Almost surely, 2^{111200020101022} is an apocalyptic number.

111200020101022 is a deficient number, since it is larger than the sum of its proper divisors (55600010050514).

111200020101022 is an equidigital number, since it uses as much as digits as its factorization.

111200020101022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55600010050513.

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

Adding to 111200020101022 its reverse (220101020002111), we get a palindrome (331301040103133).

The spelling of 111200020101022 in words is "one hundred eleven trillion, two hundred billion, twenty million, one hundred one thousand, twenty-two".