11012121010210 has 64 divisors (see below), whose sum is σ = 21281016211200. Its totient is φ = 4088222668800.

The previous prime is 11012121010169. The next prime is 11012121010211. The reversal of 11012121010210 is 1201012121011.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11012121010211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1951141 + ... + 5082439.

It is an arithmetic number, because the mean of its divisors is an integer number (332515878300).

Almost surely, 2^{11012121010210} is an apocalyptic number.

11012121010210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11012121010210 is a deficient number, since it is larger than the sum of its proper divisors (10268895200990).

11012121010210 is a wasteful number, since it uses less digits than its factorization.

11012121010210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3131611.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11012121010210 its reverse (1201012121011), we get a palindrome (12213133131221).

The spelling of 11012121010210 in words is "eleven trillion, twelve billion, one hundred twenty-one million, ten thousand, two hundred ten".