1012002000210 has 24 divisors (see below), whose sum is σ = 2631205200780. Its totient is φ = 269867200032.

The previous prime is 1012002000209. The next prime is 1012002000221. The reversal of 1012002000210 is 120002002101.

It can be written as a sum of positive squares in 2 ways, for example, as 929166828489 + 82835171721 = 963933^2 + 287811^2 .

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1012002000192 and 1012002000201.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5622233245 + ... + 5622233424.

Almost surely, 2^{1012002000210} is an apocalyptic number.

1012002000210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1012002000210 is an abundant number, since it is smaller than the sum of its proper divisors (1619203200570).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1012002000210 is a wasteful number, since it uses less digits than its factorization.

1012002000210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11244466682 (or 11244466679 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 1012002000210 its reverse (120002002101), we get a palindrome (1132004002311).

The spelling of 1012002000210 in words is "one trillion, twelve billion, two million, two hundred ten", and thus it is an aban number.