210100011011010 has 96 divisors (see below), whose sum is σ = 548204296459248. Its totient is φ = 55827487457280.

The previous prime is 210100011010991. The next prime is 210100011011053. The reversal of 210100011011010 is 10110110001012.

It can be written as a sum of positive squares in 8 ways, for example, as 45658089583929 + 164441921427081 = 6757077^2 + 12823491^2 .

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 = 210100011010983 and 210100011011001.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 41480034 + ... + 46268706.

Almost surely, 2^{210100011011010} is an apocalyptic number.

210100011011010 is an abundant number, since it is smaller than the sum of its proper divisors (338104285448238).

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

210100011011010 is a wasteful number, since it uses less digits than its factorization.

210100011011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4790420 (or 4790417 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 210100011011010 its reverse (10110110001012), we get a palindrome (220210121012022).

The spelling of 210100011011010 in words is "two hundred ten trillion, one hundred billion, eleven million, eleven thousand, ten".