102012222002 has 8 divisors (see below), whose sum is σ = 153031299996. Its totient is φ = 51001788672.

The previous prime is 102012221981. The next prime is 102012222019. The reversal of 102012222002 is 200222210201.

It can be written as a sum of positive squares in 2 ways, for example, as 101602200001 + 410022001 = 318751^2 + 20249^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2131583 + ... + 2178914.

Almost surely, 2^102012222002 is an apocalyptic number.

102012222002 is a deficient number, since it is larger than the sum of its proper divisors (51019077994).

102012222002 is a wasteful number, since it uses less digits than its factorization.

102012222002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4322332.

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

Adding to 102012222002 its reverse (200222210201), we get a palindrome (302234432203).

The spelling of 102012222002 in words is "one hundred two billion, twelve million, two hundred twenty-two thousand, two".