11121021220010 has 96 divisors (see below), whose sum is σ = 21944317046400. Its totient is φ = 4055449192704.

The previous prime is 11121021220009. The next prime is 11121021220033. The reversal of 11121021220010 is 1002212012111.

It is a super-2 number, since 2×11121021220010² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

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 47 ways as a sum of consecutive naturals, for example, 510151091 + ... + 510172889.

It is an arithmetic number, because the mean of its divisors is an integer number (228586635900).

Almost surely, 2^{11121021220010} is an apocalyptic number.

11121021220010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11121021220010 is a deficient number, since it is larger than the sum of its proper divisors (10823295826390).

11121021220010 is a wasteful number, since it uses less digits than its factorization.

11121021220010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25552 (or 25539 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11121021220010 its reverse (1002212012111), we get a palindrome (12123233232121).

The spelling of 11121021220010 in words is "eleven trillion, one hundred twenty-one billion, twenty-one million, two hundred twenty thousand, ten".