111164224061 has 8 divisors (see below), whose sum is σ = 121299496704. Its totient is φ = 101033857120.

The previous prime is 111164224057. The next prime is 111164224063. The reversal of 111164224061 is 160422461111.

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

It is a cyclic number.

It is not a de Polignac number, because 111164224061 - 2² = 111164224057 is a prime.

It is a super-2 number, since 2×111164224061² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111164224063) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1178960 + ... + 1269753.

It is an arithmetic number, because the mean of its divisors is an integer number (15162437088).

Almost surely, 2^111164224061 is an apocalyptic number.

111164224061 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111164224061 is a deficient number, since it is larger than the sum of its proper divisors (10135272643).

111164224061 is a wasteful number, since it uses less digits than its factorization.

111164224061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2452851.

The product of its (nonzero) digits is 2304, while the sum is 29.

Adding to 111164224061 its reverse (160422461111), we get a palindrome (271586685172).

The spelling of 111164224061 in words is "one hundred eleven billion, one hundred sixty-four million, two hundred twenty-four thousand, sixty-one".