11012101212210 has 64 divisors (see below), whose sum is σ = 30774518998272. Its totient is φ = 2469560161536.

The previous prime is 11012101212181. The next prime is 11012101212223. The reversal of 11012101212210 is 1221210121011.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 11012101212210.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 494692429 + ... + 494714688.

It is an arithmetic number, because the mean of its divisors is an integer number (480851859348).

Almost surely, 2^{11012101212210} is an apocalyptic number.

11012101212210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11012101212210 is an abundant number, since it is smaller than the sum of its proper divisors (19762417786062).

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

11012101212210 is a wasteful number, since it uses less digits than its factorization.

11012101212210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 989407187.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11012101212210 its reverse (1221210121011), we get a palindrome (12233311333221).

The spelling of 11012101212210 in words is "eleven trillion, twelve billion, one hundred one million, two hundred twelve thousand, two hundred ten".