111020012210 has 16 divisors (see below), whose sum is σ = 199841333976. Its totient is φ = 44406824448.

The previous prime is 111020012209. The next prime is 111020012231. The reversal of 111020012210 is 12210020111.

111020012210 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 4 ways, for example, as 110251225681 + 768786529 = 332041^2 + 27727^2 .

It is a super-2 number, since 2×111020012210² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111020012191 and 111020012200.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 317144 + ... + 567996.

Almost surely, 2^111020012210 is an apocalyptic number.

111020012210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111020012210 is a deficient number, since it is larger than the sum of its proper divisors (88821321766).

111020012210 is a wasteful number, since it uses less digits than its factorization.

111020012210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 295117.

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

Adding to 111020012210 its reverse (12210020111), we get a palindrome (123230032321).

The spelling of 111020012210 in words is "one hundred eleven billion, twenty million, twelve thousand, two hundred ten".