111311030300021 has 8 divisors (see below), whose sum is σ = 111555570223104. Its totient is φ = 111066691565520.

The previous prime is 111311030299967. The next prime is 111311030300027. The reversal of 111311030300021 is 120003030113111.

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 111311030300021 - 2³⁰ = 111309956558197 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111311030300027) 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, 49189370 + ... + 51402491.

It is an arithmetic number, because the mean of its divisors is an integer number (13944446277888).

Almost surely, 2^{111311030300021} is an apocalyptic number.

It is an amenable number.

111311030300021 is a deficient number, since it is larger than the sum of its proper divisors (244539923083).

111311030300021 is a wasteful number, since it uses less digits than its factorization.

111311030300021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100594291.

The product of its (nonzero) digits is 54, while the sum is 17.

Adding to 111311030300021 its reverse (120003030113111), we get a palindrome (231314060413132).

The spelling of 111311030300021 in words is "one hundred eleven trillion, three hundred eleven billion, thirty million, three hundred thousand, twenty-one".