210201020010 has 48 divisors (see below), whose sum is σ = 546850497960. Its totient is φ = 56019980160.

The previous prime is 210201019997. The next prime is 210201020023. The reversal of 210201020010 is 10020102012.

It is an interprime number because it is at equal distance from previous prime (210201019997) and next prime (210201020023).

It can be written as a sum of positive squares in 4 ways, for example, as 177225002361 + 32976017649 = 420981^2 + 181593^2 .

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 = 210201019974 and 210201020001.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 549481 + ... + 849900.

Almost surely, 2^210201020010 is an apocalyptic number.

210201020010 is an abundant number, since it is smaller than the sum of its proper divisors (336649477950).

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

210201020010 is a wasteful number, since it uses less digits than its factorization.

210201020010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1401063 (or 1401060 counting only the distinct ones).

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

Adding to 210201020010 its reverse (10020102012), we get a palindrome (220221122022).

The spelling of 210201020010 in words is "two hundred ten billion, two hundred one million, twenty thousand, ten".