111620215222 has 8 divisors (see below), whose sum is σ = 168052741200. Its totient is φ = 55602634824.

The previous prime is 111620215219. The next prime is 111620215229. The reversal of 111620215222 is 222512026111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111620215229) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103735722 + ... + 103736797.

It is an arithmetic number, because the mean of its divisors is an integer number (21006592650).

Almost surely, 2^111620215222 is an apocalyptic number.

111620215222 is a deficient number, since it is larger than the sum of its proper divisors (56432525978).

111620215222 is a wasteful number, since it uses less digits than its factorization.

111620215222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207472790.

The product of its (nonzero) digits is 960, while the sum is 25.

The spelling of 111620215222 in words is "one hundred eleven billion, six hundred twenty million, two hundred fifteen thousand, two hundred twenty-two".