111212002022 has 8 divisors (see below), whose sum is σ = 181983276072. Its totient is φ = 50550910000.

The previous prime is 111212002003. The next prime is 111212002061. The reversal of 111212002022 is 220200212111.

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 = 111212001988 and 111212002006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2527545479 + ... + 2527545522.

It is an arithmetic number, because the mean of its divisors is an integer number (22747909509).

Almost surely, 2^111212002022 is an apocalyptic number.

111212002022 is a deficient number, since it is larger than the sum of its proper divisors (70771274050).

111212002022 is a wasteful number, since it uses less digits than its factorization.

111212002022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5055091014.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 111212002022 its reverse (220200212111), we get a palindrome (331412214133).

The spelling of 111212002022 in words is "one hundred eleven billion, two hundred twelve million, two thousand, twenty-two".