111022021010 has 8 divisors (see below), whose sum is σ = 199839637836. Its totient is φ = 44408808400.

The previous prime is 111022021009. The next prime is 111022021069. The reversal of 111022021010 is 10120220111.

111022021010 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 105228223321 + 5793797689 = 324389^2 + 76117^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 111022020982 and 111022021000.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5551101041 + ... + 5551101060.

Almost surely, 2^111022021010 is an apocalyptic number.

111022021010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111022021010 is a deficient number, since it is larger than the sum of its proper divisors (88817616826).

111022021010 is a wasteful number, since it uses less digits than its factorization.

111022021010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11102202108.

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

Adding to 111022021010 its reverse (10120220111), we get a palindrome (121142241121).

The spelling of 111022021010 in words is "one hundred eleven billion, twenty-two million, twenty-one thousand, ten".