111210001220222 has 32 divisors (see below), whose sum is σ = 170942053294080. Its totient is φ = 54245884237920.

The previous prime is 111210001220209. The next prime is 111210001220267. The reversal of 111210001220222 is 222022100012111.

It is a self number, because there is not a number n which added to its sum of digits gives 111210001220222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1715783 + ... + 15012125.

It is an arithmetic number, because the mean of its divisors is an integer number (5341939165440).

Almost surely, 2^{111210001220222} is an apocalyptic number.

111210001220222 is a deficient number, since it is larger than the sum of its proper divisors (59732052073858).

111210001220222 is a wasteful number, since it uses less digits than its factorization.

111210001220222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13296968.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111210001220222 its reverse (222022100012111), we get a palindrome (333232101232333).

The spelling of 111210001220222 in words is "one hundred eleven trillion, two hundred ten billion, one million, two hundred twenty thousand, two hundred twenty-two".