102021002222 has 8 divisors (see below), whose sum is σ = 153520422816. Its totient is φ = 50847527952.

The previous prime is 102021002219. The next prime is 102021002261. The reversal of 102021002222 is 222200120201.

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 = 102021002197 and 102021002206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81485798 + ... + 81487049.

It is an arithmetic number, because the mean of its divisors is an integer number (19190052852).

Almost surely, 2^102021002222 is an apocalyptic number.

102021002222 is a deficient number, since it is larger than the sum of its proper divisors (51499420594).

102021002222 is a wasteful number, since it uses less digits than its factorization.

102021002222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162973162.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 102021002222 its reverse (222200120201), we get a palindrome (324221122423).

The spelling of 102021002222 in words is "one hundred two billion, twenty-one million, two thousand, two hundred twenty-two".