111020100001 has 8 divisors (see below), whose sum is σ = 111197124864. Its totient is φ = 110843197920.

The previous prime is 111020099947. The next prime is 111020100031. The reversal of 111020100001 is 100001020111.

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 111020100001 - 2⁷ = 111020099873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111020100031) 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, 1872061 + ... + 1930453.

It is an arithmetic number, because the mean of its divisors is an integer number (13899640608).

Almost surely, 2^111020100001 is an apocalyptic number.

It is an amenable number.

111020100001 is a deficient number, since it is larger than the sum of its proper divisors (177024863).

111020100001 is an equidigital number, since it uses as much as digits as its factorization.

111020100001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61391.

The product of its (nonzero) digits is 2, while the sum is 7.

Adding to 111020100001 its reverse (100001020111), we get a palindrome (211021120112).

The spelling of 111020100001 in words is "one hundred eleven billion, twenty million, one hundred thousand, one".