102001222222 has 8 divisors (see below), whose sum is σ = 153057661272. Its totient is φ = 50982001800.

The previous prime is 102001222199. The next prime is 102001222231. The reversal of 102001222222 is 222222100201.

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 = 102001222196 and 102001222205.

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, 9297804 + ... + 9308767.

It is an arithmetic number, because the mean of its divisors is an integer number (19132207659).

Almost surely, 2^102001222222 is an apocalyptic number.

102001222222 is a deficient number, since it is larger than the sum of its proper divisors (51056439050).

102001222222 is a wasteful number, since it uses less digits than its factorization.

102001222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18609314.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 102001222222 its reverse (222222100201), we get a palindrome (324223322423).

The spelling of 102001222222 in words is "one hundred two billion, one million, two hundred twenty-two thousand, two hundred twenty-two".