111212244026444 has 18 divisors (see below), whose sum is σ = 213922725597252. Its totient is φ = 50551020011800.

The previous prime is 111212244026431. The next prime is 111212244026461. The reversal of 111212244026444 is 444620442212111.

It is a super-2 number, since 2×111212244026444² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111212244026398 and 111212244026407.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 114888681362 + ... + 114888682329.

It is an arithmetic number, because the mean of its divisors is an integer number (11884595866514).

Almost surely, 2^{111212244026444} is an apocalyptic number.

It is an amenable number.

111212244026444 is a deficient number, since it is larger than the sum of its proper divisors (102710481570808).

111212244026444 is a wasteful number, since it uses less digits than its factorization.

111212244026444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229777363717 (or 229777363704 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 38.

Adding to 111212244026444 its reverse (444620442212111), we get a palindrome (555832686238555).

The spelling of 111212244026444 in words is "one hundred eleven trillion, two hundred twelve billion, two hundred forty-four million, twenty-six thousand, four hundred forty-four".