111321420220324 has 6 divisors (see below), whose sum is σ = 194812485385574. Its totient is φ = 55660710110160.

The previous prime is 111321420220229. The next prime is 111321420220327. The reversal of 111321420220324 is 423022024123111.

It can be written as a sum of positive squares in only one way, i.e., 84212924097600 + 27108496122724 = 9176760^2 + 5206582^2 .

It is a super-2 number, since 2×111321420220324² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111321420220292 and 111321420220301.

It is not an unprimeable number, because it can be changed into a prime (111321420220327) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13915177527537 + ... + 13915177527544.

Almost surely, 2^{111321420220324} is an apocalyptic number.

It is an amenable number.

111321420220324 is a deficient number, since it is larger than the sum of its proper divisors (83491065165250).

111321420220324 is a wasteful number, since it uses less digits than its factorization.

111321420220324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27830355055085 (or 27830355055083 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 111321420220324 its reverse (423022024123111), we get a palindrome (534343444343435).

The spelling of 111321420220324 in words is "one hundred eleven trillion, three hundred twenty-one billion, four hundred twenty million, two hundred twenty thousand, three hundred twenty-four".