111402101 has 8 divisors (see below), whose sum is σ = 113077440. Its totient is φ = 109736352.

The previous prime is 111402097. The next prime is 111402107. The reversal of 111402101 is 101204111.

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 111402101 - 2² = 111402097 is a prime.

It is a super-5 number, since 5×111402101⁵ (a number of 41 digits) contains 55555 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111402107) 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, 22976 + ... + 27398.

It is an arithmetic number, because the mean of its divisors is an integer number (14134680).

Almost surely, 2^111402101 is an apocalyptic number.

It is an amenable number.

111402101 is a deficient number, since it is larger than the sum of its proper divisors (1675339).

111402101 is an equidigital number, since it uses as much as digits as its factorization.

111402101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4795.

The product of its (nonzero) digits is 8, while the sum is 11.

The square root of 111402101 is about 10554.7193709733. The cubic root of 111402101 is about 481.1691709755.

Adding to 111402101 its reverse (101204111), we get a palindrome (212606212).

The spelling of 111402101 in words is "one hundred eleven million, four hundred two thousand, one hundred one".