11010010111220 has 48 divisors (see below), whose sum is σ = 24340508371200. Its totient is φ = 4171770138240.

The previous prime is 11010010111187. The next prime is 11010010111313. The reversal of 11010010111220 is 2211101001011.

It is a congruent number.

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, 2042261 + ... + 5117699.

It is an arithmetic number, because the mean of its divisors is an integer number (507093924400).

Almost surely, 2^{11010010111220} is an apocalyptic number.

11010010111220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11010010111220 is an abundant number, since it is smaller than the sum of its proper divisors (13330498259980).

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

11010010111220 is a wasteful number, since it uses less digits than its factorization.

11010010111220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3084888 (or 3084886 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11010010111220 its reverse (2211101001011), we get a palindrome (13221111112231).

The spelling of 11010010111220 in words is "eleven trillion, ten billion, ten million, one hundred eleven thousand, two hundred twenty".