11210021120 has 36 divisors (see below), whose sum is σ = 26851506780. Its totient is φ = 4484007936.

The previous prime is 11210021117. The next prime is 11210021143. The reversal of 11210021120 is 2112001211.

It can be written as a sum of positive squares in 2 ways, for example, as 4253126656 + 6956894464 = 65216^2 + 83408^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4377635 + ... + 4380194.

Almost surely, 2^11210021120 is an apocalyptic number.

11210021120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11210021120 is an abundant number, since it is smaller than the sum of its proper divisors (15641485660).

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

11210021120 is an frugal number, since it uses more digits than its factorization.

11210021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8757850 (or 8757836 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11210021120 its reverse (2112001211), we get a palindrome (13322022331).

The spelling of 11210021120 in words is "eleven billion, two hundred ten million, twenty-one thousand, one hundred twenty".