102212030002 has 4 divisors (see below), whose sum is σ = 153318045006. Its totient is φ = 51106015000.

The previous prime is 102212029991. The next prime is 102212030009. The reversal of 102212030002 is 200030212201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200030212201 = 179 ⋅1117487219.

It can be written as a sum of positive squares in only one way, i.e., 70331570401 + 31880459601 = 265201^2 + 178551^2 .

It is not an unprimeable number, because it can be changed into a prime (102212030009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25553007499 + ... + 25553007502.

Almost surely, 2^102212030002 is an apocalyptic number.

102212030002 is a deficient number, since it is larger than the sum of its proper divisors (51106015004).

102212030002 is an equidigital number, since it uses as much as digits as its factorization.

102212030002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51106015003.

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 102212030002 its reverse (200030212201), we get a palindrome (302242242203).

The spelling of 102212030002 in words is "one hundred two billion, two hundred twelve million, thirty thousand, two".