111122111212022 has 16 divisors (see below), whose sum is σ = 170174014452432. Its totient is φ = 54401709878880.

The previous prime is 111122111212001. The next prime is 111122111212027. The reversal of 111122111212022 is 220212111221111.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 111122111211985 and 111122111212003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111122111212027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1067485433 + ... + 1067589524.

It is an arithmetic number, because the mean of its divisors is an integer number (10635875903277).

Almost surely, 2^{111122111212022} is an apocalyptic number.

111122111212022 is a deficient number, since it is larger than the sum of its proper divisors (59051903240410).

111122111212022 is a wasteful number, since it uses less digits than its factorization.

111122111212022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2135075503.

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 111122111212022 its reverse (220212111221111), we get a palindrome (331334222433133).

The spelling of 111122111212022 in words is "one hundred eleven trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twelve thousand, twenty-two".