11120120021210 has 32 divisors (see below), whose sum is σ = 21208472073360. Its totient is φ = 4183468434432.

The previous prime is 11120120021207. The next prime is 11120120021221. The reversal of 11120120021210 is 1212002102111.

It can be written as a sum of positive squares in 8 ways, for example, as 2013648978961 + 9106471042249 = 1419031^2 + 3017693^2 .

It is a super-2 number, since 2×11120120021210² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22644569 + ... + 23130428.

Almost surely, 2^{11120120021210} is an apocalyptic number.

11120120021210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11120120021210 is a deficient number, since it is larger than the sum of its proper divisors (10088352052150).

11120120021210 is a wasteful number, since it uses less digits than its factorization.

11120120021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45776450.

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

Adding to 11120120021210 its reverse (1212002102111), we get a palindrome (12332122123321).

The spelling of 11120120021210 in words is "eleven trillion, one hundred twenty billion, one hundred twenty million, twenty-one thousand, two hundred ten".