102001111222 has 32 divisors (see below), whose sum is σ = 171003571200. Its totient is φ = 45347407488.

The previous prime is 102001111217. The next prime is 102001111259. The reversal of 102001111222 is 222111100201.

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, 12003 + ... + 451825.

It is an arithmetic number, because the mean of its divisors is an integer number (5343861600).

Almost surely, 2^102001111222 is an apocalyptic number.

102001111222 is a deficient number, since it is larger than the sum of its proper divisors (69002459978).

102001111222 is a wasteful number, since it uses less digits than its factorization.

102001111222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440220.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 102001111222 its reverse (222111100201), we get a palindrome (324112211423).

The spelling of 102001111222 in words is "one hundred two billion, one million, one hundred eleven thousand, two hundred twenty-two".