111220020301 has 24 divisors (see below), whose sum is σ = 128664489120. Its totient is φ = 95809386816.

The previous prime is 111220020299. The next prime is 111220020313. The reversal of 111220020301 is 103020022111.

It is not a de Polignac number, because 111220020301 - 2¹ = 111220020299 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111220020341) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 43350 + ... + 473623.

It is an arithmetic number, because the mean of its divisors is an integer number (5361020380).

Almost surely, 2^111220020301 is an apocalyptic number.

It is an amenable number.

111220020301 is a deficient number, since it is larger than the sum of its proper divisors (17444468819).

111220020301 is a wasteful number, since it uses less digits than its factorization.

111220020301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517085 (or 517072 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 111220020301 its reverse (103020022111), we get a palindrome (214240042412).

The spelling of 111220020301 in words is "one hundred eleven billion, two hundred twenty million, twenty thousand, three hundred one".