111021101222 has 16 divisors (see below), whose sum is σ = 169269087744. Its totient is φ = 54601701000.

The previous prime is 111021101203. The next prime is 111021101251. The reversal of 111021101222 is 222101120111.

It is a super-3 number, since 3×111021101222³ (a number of 34 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111021101197 and 111021101206.

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, 845804 + ... + 968207.

It is an arithmetic number, because the mean of its divisors is an integer number (10579317984).

Almost surely, 2^111021101222 is an apocalyptic number.

111021101222 is a deficient number, since it is larger than the sum of its proper divisors (58247986522).

111021101222 is a wasteful number, since it uses less digits than its factorization.

111021101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1814515.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111021101222 its reverse (222101120111), we get a palindrome (333122221333).

The spelling of 111021101222 in words is "one hundred eleven billion, twenty-one million, one hundred one thousand, two hundred twenty-two".