111202120101201 has 32 divisors (see below), whose sum is σ = 153885830376960. Its totient is φ = 71380771862400.

The previous prime is 111202120101187. The next prime is 111202120101203. The reversal of 111202120101201 is 102101021202111.

It is a happy number.

It is not a de Polignac number, because 111202120101201 - 2¹⁷ = 111202119970129 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111202120101203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10830835 + ... + 18431256.

It is an arithmetic number, because the mean of its divisors is an integer number (4808932199280).

Almost surely, 2^{111202120101201} is an apocalyptic number.

It is an amenable number.

111202120101201 is a deficient number, since it is larger than the sum of its proper divisors (42683710275759).

111202120101201 is a wasteful number, since it uses less digits than its factorization.

111202120101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29262557.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111202120101201 its reverse (102101021202111), we get a palindrome (213303141303312).

The spelling of 111202120101201 in words is "one hundred eleven trillion, two hundred two billion, one hundred twenty million, one hundred one thousand, two hundred one".