2001110100210 has 96 divisors (see below), whose sum is σ = 5694962717808. Its totient is φ = 484505832960.

The previous prime is 2001110100193. The next prime is 2001110100251. The reversal of 2001110100210 is 120010111002.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 239658223401 + 1761451876809 = 489549^2 + 1327197^2 .

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 = 2001110100192 and 2001110100201.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 13947897 + ... + 14090636.

Almost surely, 2^{2001110100210} is an apocalyptic number.

2001110100210 is an abundant number, since it is smaller than the sum of its proper divisors (3693852617598).

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

2001110100210 is a wasteful number, since it uses less digits than its factorization.

2001110100210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28038620 (or 28038617 counting only the distinct ones).

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

Adding to 2001110100210 its reverse (120010111002), we get a palindrome (2121120211212).

The spelling of 2001110100210 in words is "two trillion, one billion, one hundred ten million, one hundred thousand, two hundred ten".