11001021122110 has 32 divisors (see below), whose sum is σ = 20976804663840. Its totient is φ = 4142255075712.

The previous prime is 11001021122083. The next prime is 11001021122149. The reversal of 11001021122110 is 1122112010011.

It is a happy number.

It is a super-2 number, since 2×11001021122110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 184365429 + ... + 184425088.

It is an arithmetic number, because the mean of its divisors is an integer number (655525145745).

Almost surely, 2^{11001021122110} is an apocalyptic number.

11001021122110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11001021122110 is a deficient number, since it is larger than the sum of its proper divisors (9975783541730).

11001021122110 is a wasteful number, since it uses less digits than its factorization.

11001021122110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 368790700.

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

Adding to 11001021122110 its reverse (1122112010011), we get a palindrome (12123133132121).

The spelling of 11001021122110 in words is "eleven trillion, one billion, twenty-one million, one hundred twenty-two thousand, one hundred ten".