1021200002 has 8 divisors (see below), whose sum is σ = 1533207312. Its totient is φ = 510130900.

The previous prime is 1021199983. The next prime is 1021200017. The reversal of 1021200002 is 2000021201.

1021200002 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

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, 231824 + ... + 236187.

It is an arithmetic number, because the mean of its divisors is an integer number (191650914).

Almost surely, 2^1021200002 is an apocalyptic number.

1021200002 is a deficient number, since it is larger than the sum of its proper divisors (512007310).

1021200002 is a wasteful number, since it uses less digits than its factorization.

1021200002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469104.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1021200002 is about 31956.2200831075. The cubic root of 1021200002 is about 1007.0173095169.

Adding to 1021200002 its reverse (2000021201), we get a palindrome (3021221203).

The spelling of 1021200002 in words is "one billion, twenty-one million, two hundred thousand, two".