10302120002 has 8 divisors (see below), whose sum is σ = 15463562700. Its totient is φ = 5147599104.

The previous prime is 10302119999. The next prime is 10302120007. The reversal of 10302120002 is 20002120301.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 7983601201 + 2318518801 = 89351^2 + 48151^2 .

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

It is a super-2 number, since 2×10302120002² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (10302120007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1726727 + ... + 1732682.

Almost surely, 2^10302120002 is an apocalyptic number.

10302120002 is a deficient number, since it is larger than the sum of its proper divisors (5161442698).

10302120002 is a wasteful number, since it uses less digits than its factorization.

10302120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3460900.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 10302120002 its reverse (20002120301), we get a palindrome (30304240303).

The spelling of 10302120002 in words is "ten billion, three hundred two million, one hundred twenty thousand, two".