111323100001210 has 16 divisors (see below), whose sum is σ = 212168731767336. Its totient is φ = 41909872941568.

The previous prime is 111323100001177. The next prime is 111323100001259. The reversal of 111323100001210 is 12100001323111.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 76693088136681 + 34630011864529 = 8757459^2 + 5884727^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 327420882187 + ... + 327420882526.

Almost surely, 2^{111323100001210} is an apocalyptic number.

111323100001210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111323100001210 is a deficient number, since it is larger than the sum of its proper divisors (100845631766126).

111323100001210 is a wasteful number, since it uses less digits than its factorization.

111323100001210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654841764737.

The product of its (nonzero) digits is 36, while the sum is 16.

Adding to 111323100001210 its reverse (12100001323111), we get a palindrome (123423101324321).

The spelling of 111323100001210 in words is "one hundred eleven trillion, three hundred twenty-three billion, one hundred million, one thousand, two hundred ten".