111100000122222 has 64 divisors (see below), whose sum is σ = 234634021429248. Its totient is φ = 35023873824000.

The previous prime is 111100000122077. The next prime is 111100000122233. The reversal of 111100000122222 is 222221000001111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20053854 + ... + 24987137.

It is an arithmetic number, because the mean of its divisors is an integer number (3666156584832).

Almost surely, 2^{111100000122222} is an apocalyptic number.

111100000122222 is an abundant number, since it is smaller than the sum of its proper divisors (123534021307026).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111100000122222 is a wasteful number, since it uses less digits than its factorization.

111100000122222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45041345.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 111100000122222 its reverse (222221000001111), we get a palindrome (333321000123333).

The spelling of 111100000122222 in words is "one hundred eleven trillion, one hundred billion, one hundred twenty-two thousand, two hundred twenty-two".