111211101010222 has 8 divisors (see below), whose sum is σ = 174069549407376. Its totient is φ = 53187917874432.

The previous prime is 111211101010187. The next prime is 111211101010241. The reversal of 111211101010222 is 222010101112111.

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 = 111211101010196 and 111211101010205.

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, 1208816315283 + ... + 1208816315374.

It is an arithmetic number, because the mean of its divisors is an integer number (21758693675922).

Almost surely, 2^{111211101010222} is an apocalyptic number.

111211101010222 is a deficient number, since it is larger than the sum of its proper divisors (62858448397154).

111211101010222 is a wasteful number, since it uses less digits than its factorization.

111211101010222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2417632630682.

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

Adding to 111211101010222 its reverse (222010101112111), we get a palindrome (333221202122333).

The spelling of 111211101010222 in words is "one hundred eleven trillion, two hundred eleven billion, one hundred one million, ten thousand, two hundred twenty-two".