111210020210 has 16 divisors (see below), whose sum is σ = 208881429696. Its totient is φ = 42549920688.

The previous prime is 111210020189. The next prime is 111210020213. The reversal of 111210020210 is 12020012111.

It is a junction number, because it is equal to n+sod(n) for n = 111210020191 and 111210020200.

It is not an unprimeable number, because it can be changed into a prime (111210020213) by changing a digit.

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, 241760684 + ... + 241761143.

It is an arithmetic number, because the mean of its divisors is an integer number (13055089356).

Almost surely, 2^111210020210 is an apocalyptic number.

111210020210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111210020210 is a deficient number, since it is larger than the sum of its proper divisors (97671409486).

111210020210 is a wasteful number, since it uses less digits than its factorization.

111210020210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 483521857.

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

Adding to 111210020210 its reverse (12020012111), we get a palindrome (123230032321).

The spelling of 111210020210 in words is "one hundred eleven billion, two hundred ten million, twenty thousand, two hundred ten".