111010200101001 has 12 divisors (see below), whose sum is σ = 168787438750320. Its totient is φ = 70111705326840.

The previous prime is 111010200100991. The next prime is 111010200101029. The reversal of 111010200101001 is 100101002010111.

It is not a de Polignac number, because 111010200101001 - 2⁷ = 111010200100873 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is not an unprimeable number, because it can be changed into a prime (111010200101201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 324591228195 + ... + 324591228536.

It is an arithmetic number, because the mean of its divisors is an integer number (14065619895860).

Almost surely, 2^{111010200101001} is an apocalyptic number.

It is an amenable number.

111010200101001 is a deficient number, since it is larger than the sum of its proper divisors (57777238649319).

111010200101001 is a wasteful number, since it uses less digits than its factorization.

111010200101001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649182456756 (or 649182456753 counting only the distinct ones).

The product of its (nonzero) digits is 2, while the sum is 9.

Adding to 111010200101001 its reverse (100101002010111), we get a palindrome (211111202111112).

The spelling of 111010200101001 in words is "one hundred eleven trillion, ten billion, two hundred million, one hundred one thousand, one".