11112021010 has 16 divisors (see below), whose sum is σ = 20199675672. Its totient is φ = 4400800000.

The previous prime is 11112020951. The next prime is 11112021017. The reversal of 11112021010 is 1012021111.

11112021010 is digitally balanced in base 2 and base 5, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 8821154241 + 2290866769 = 93921^2 + 47863^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (11112021017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5499991 + ... + 5502010.

Almost surely, 2^11112021010 is an apocalyptic number.

11112021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11112021010 is a deficient number, since it is larger than the sum of its proper divisors (9087654662).

11112021010 is a wasteful number, since it uses less digits than its factorization.

11112021010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11002109.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11112021010 its reverse (1012021111), we get a palindrome (12124042121).

The spelling of 11112021010 in words is "eleven billion, one hundred twelve million, twenty-one thousand, ten".