111201000121201 has 8 divisors (see below), whose sum is σ = 113612027353344. Its totient is φ = 108791849910240.

The previous prime is 111201000121181. The next prime is 111201000121231. The reversal of 111201000121201 is 102121000102111.

It is a happy number.

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 111201000121201 - 2¹⁵ = 111201000088433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111201000121231) 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, 469135525 + ... + 469372498.

It is an arithmetic number, because the mean of its divisors is an integer number (14201503419168).

Almost surely, 2^{111201000121201} is an apocalyptic number.

It is an amenable number.

111201000121201 is a deficient number, since it is larger than the sum of its proper divisors (2411027232143).

111201000121201 is an equidigital number, since it uses as much as digits as its factorization.

111201000121201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 938510591.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 111201000121201 its reverse (102121000102111), we get a palindrome (213322000223312).

The spelling of 111201000121201 in words is "one hundred eleven trillion, two hundred one billion, one hundred twenty-one thousand, two hundred one".