210201011010 has 160 divisors (see below), whose sum is σ = 571671473472. Its totient is φ = 55414730880.

The previous prime is 210201010997. The next prime is 210201011023. The reversal of 210201011010 is 10110102012.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (210201010997) and next prime (210201011023).

It is a super-2 number, since 2×210201011010² (a number of 23 digits) contains 22 as substring.

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 = 210201010983 and 210201011001.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 46886229 + ... + 46890711.

Almost surely, 2^210201011010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 210201011010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (285835736736).

210201011010 is an abundant number, since it is smaller than the sum of its proper divisors (361470462462).

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

210201011010 is a wasteful number, since it uses less digits than its factorization.

210201011010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5150 (or 5141 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 210201011010 its reverse (10110102012), we get a palindrome (220311113022).

The spelling of 210201011010 in words is "two hundred ten billion, two hundred one million, eleven thousand, ten".