111023221413 has 8 divisors (see below), whose sum is σ = 159417959008. Its totient is φ = 68321982384.

The previous prime is 111023221391. The next prime is 111023221423. The reversal of 111023221413 is 314122320111.

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

It is not a de Polignac number, because 111023221413 - 2⁸ = 111023221157 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 111023221413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111023221423) 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, 1423374595 + ... + 1423374672.

It is an arithmetic number, because the mean of its divisors is an integer number (19927244876).

Almost surely, 2^111023221413 is an apocalyptic number.

111023221413 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

111023221413 is a deficient number, since it is larger than the sum of its proper divisors (48394737595).

111023221413 is a wasteful number, since it uses less digits than its factorization.

111023221413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2846749283.

The product of its (nonzero) digits is 288, while the sum is 21.

Adding to 111023221413 its reverse (314122320111), we get a palindrome (425145541524).

The spelling of 111023221413 in words is "one hundred eleven billion, twenty-three million, two hundred twenty-one thousand, four hundred thirteen".