111213331342122 has 8 divisors (see below), whose sum is σ = 222426662684256. Its totient is φ = 37071110447372.

The previous prime is 111213331342081. The next prime is 111213331342219. The reversal of 111213331342122 is 221243133312111.

It is a sphenic number, since it is the product of 3 distinct primes.

111213331342122 is an admirable number.

It is a super-2 number, since 2×111213331342122² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111213331342122.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9267777611838 + ... + 9267777611849.

It is an arithmetic number, because the mean of its divisors is an integer number (27803332835532).

Almost surely, 2^{111213331342122} is an apocalyptic number.

111213331342122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111213331342122 is a wasteful number, since it uses less digits than its factorization.

111213331342122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18535555223692.

The product of its digits is 5184, while the sum is 30.

Adding to 111213331342122 its reverse (221243133312111), we get a palindrome (332456464654233).

The spelling of 111213331342122 in words is "one hundred eleven trillion, two hundred thirteen billion, three hundred thirty-one million, three hundred forty-two thousand, one hundred twenty-two".