111204141433213 has 4 divisors (see below), whose sum is σ = 111204175982428. Its totient is φ = 111204106884000.

The previous prime is 111204141433183. The next prime is 111204141433237. The reversal of 111204141433213 is 312334141402111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 47090859349284 + 64113282083929 = 6862278^2 + 8007077^2 .

It is a cyclic number.

It is not a de Polignac number, because 111204141433213 - 2¹³ = 111204141425021 is a prime.

It is a super-2 number, since 2×111204141433213² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111204141413213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11886288 + ... + 19070713.

It is an arithmetic number, because the mean of its divisors is an integer number (27801043995607).

Almost surely, 2^{111204141433213} is an apocalyptic number.

It is an amenable number.

111204141433213 is a deficient number, since it is larger than the sum of its proper divisors (34549215).

111204141433213 is an equidigital number, since it uses as much as digits as its factorization.

111204141433213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34549214.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 111204141433213 its reverse (312334141402111), we get a palindrome (423538282835324).

The spelling of 111204141433213 in words is "one hundred eleven trillion, two hundred four billion, one hundred forty-one million, four hundred thirty-three thousand, two hundred thirteen".