111022021020010 has 16 divisors (see below), whose sum is σ = 199849585912200. Its totient is φ = 44406597724416.

The previous prime is 111022021019999. The next prime is 111022021020067. The reversal of 111022021020010 is 10020120220111.

It can be written as a sum of positive squares in 4 ways, for example, as 83165043143169 + 27856977876841 = 9119487^2 + 5277971^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 276124515 + ... + 276526294.

Almost surely, 2^{111022021020010} is an apocalyptic number.

111022021020010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111022021020010 is a deficient number, since it is larger than the sum of its proper divisors (88827564892190).

111022021020010 is a wasteful number, since it uses less digits than its factorization.

111022021020010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 552670905.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 111022021020010 its reverse (10020120220111), we get a palindrome (121042141240121).

The spelling of 111022021020010 in words is "one hundred eleven trillion, twenty-two billion, twenty-one million, twenty thousand, ten".