111421014 has 16 divisors (see below), whose sum is σ = 226495920. Its totient is φ = 36531360.

The previous prime is 111421003. The next prime is 111421019. The reversal of 111421014 is 410124111.

It is a junction number, because it is equal to n+sod(n) for n = 111420984 and 111421002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111421019) 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, 151849 + ... + 152580.

It is an arithmetic number, because the mean of its divisors is an integer number (14155995).

Almost surely, 2^111421014 is an apocalyptic number.

111421014 is an abundant number, since it is smaller than the sum of its proper divisors (115074906).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111421014 is a wasteful number, since it uses less digits than its factorization.

111421014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 304495.

The product of its (nonzero) digits is 32, while the sum is 15.

The square root of 111421014 is about 10555.6152828720. The cubic root of 111421014 is about 481.1963991801.

Adding to 111421014 its reverse (410124111), we get a palindrome (521545125).

The spelling of 111421014 in words is "one hundred eleven million, four hundred twenty-one thousand, fourteen".