11011001020210 has 16 divisors (see below), whose sum is σ = 19831399176600. Its totient is φ = 4401823221376.

The previous prime is 11011001020169. The next prime is 11011001020219. The reversal of 11011001020210 is 1202010011011.

It can be written as a sum of positive squares in 4 ways, for example, as 6537323398761 + 4473677621449 = 2556819^2 + 2115107^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (11011001020219) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 322130395 + ... + 322164574.

Almost surely, 2^{11011001020210} is an apocalyptic number.

11011001020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11011001020210 is a deficient number, since it is larger than the sum of its proper divisors (8820398156390).

11011001020210 is a wasteful number, since it uses less digits than its factorization.

11011001020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 644296685.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11011001020210 its reverse (1202010011011), we get a palindrome (12213011031221).

The spelling of 11011001020210 in words is "eleven trillion, eleven billion, one million, twenty thousand, two hundred ten".