10111110012220 has 48 divisors (see below), whose sum is σ = 24782976046080. Its totient is φ = 3392907430464.

The previous prime is 10111110012209. The next prime is 10111110012257. The reversal of 10111110012220 is 2221001111101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 10111110012220.

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, 768314850 + ... + 768328009.

It is an arithmetic number, because the mean of its divisors is an integer number (516312000960).

Almost surely, 2^{10111110012220} is an apocalyptic number.

10111110012220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10111110012220 is an abundant number, since it is smaller than the sum of its proper divisors (14671866033860).

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

10111110012220 is a wasteful number, since it uses less digits than its factorization.

10111110012220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1536642922 (or 1536642920 counting only the distinct ones).

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

Adding to 10111110012220 its reverse (2221001111101), we get a palindrome (12332111123321).

The spelling of 10111110012220 in words is "ten trillion, one hundred eleven billion, one hundred ten million, twelve thousand, two hundred twenty".