111213202212232 has 8 divisors (see below), whose sum is σ = 208524754147950. Its totient is φ = 55606601106112.

The previous prime is 111213202212197. The next prime is 111213202212263. The reversal of 111213202212232 is 232212202312111.

It can be written as a sum of positive squares in only one way, i.e., 91286674012836 + 19926528199396 = 9554406^2 + 4463914^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 111213202212197 and 111213202212206.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6950825138257 + ... + 6950825138272.

Almost surely, 2^{111213202212232} is an apocalyptic number.

It is an amenable number.

111213202212232 is a deficient number, since it is larger than the sum of its proper divisors (97311551935718).

111213202212232 is a wasteful number, since it uses less digits than its factorization.

111213202212232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13901650276535 (or 13901650276531 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

Adding to 111213202212232 its reverse (232212202312111), we get a palindrome (343425404524343).

The spelling of 111213202212232 in words is "one hundred eleven trillion, two hundred thirteen billion, two hundred two million, two hundred twelve thousand, two hundred thirty-two".