111212010002210 has 32 divisors (see below), whose sum is σ = 216358471958832. Its totient is φ = 40914654485760.

The previous prime is 111212010002207. The next prime is 111212010002227. The reversal of 111212010002210 is 12200010212111.

It can be written as a sum of positive squares in 8 ways, for example, as 2993491689241 + 108218518312969 = 1730171^2 + 10402813^2 .

It is a super-2 number, since 2×111212010002210² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1544146301 + ... + 1544218320.

Almost surely, 2^{111212010002210} is an apocalyptic number.

111212010002210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111212010002210 is a deficient number, since it is larger than the sum of its proper divisors (105146461956622).

111212010002210 is a wasteful number, since it uses less digits than its factorization.

111212010002210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3088364918.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111212010002210 its reverse (12200010212111), we get a palindrome (123412020214321).

The spelling of 111212010002210 in words is "one hundred eleven trillion, two hundred twelve billion, ten million, two thousand, two hundred ten".