111000001202101 has 16 divisors (see below), whose sum is σ = 126568811571840. Its totient is φ = 96358971512320.

The previous prime is 111000001202071. The next prime is 111000001202107. The reversal of 111000001202101 is 101202100000111.

It is not a de Polignac number, because 111000001202101 - 2¹³ = 111000001193909 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111000001202107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 369778456 + ... + 370078513.

It is an arithmetic number, because the mean of its divisors is an integer number (7910550723240).

Almost surely, 2^{111000001202101} is an apocalyptic number.

111000001202101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

111000001202101 is a deficient number, since it is larger than the sum of its proper divisors (15568810369739).

111000001202101 is a wasteful number, since it uses less digits than its factorization.

111000001202101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739857596.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 111000001202101 its reverse (101202100000111), we get a palindrome (212202101202212).

The spelling of 111000001202101 in words is "one hundred eleven trillion, one million, two hundred two thousand, one hundred one".