111101000121201 has 16 divisors (see below), whose sum is σ = 151748030568960. Its totient is φ = 72260659236480.

The previous prime is 111101000121161. The next prime is 111101000121211. The reversal of 111101000121201 is 102121000101111.

It is not a de Polignac number, because 111101000121201 - 2¹⁴ = 111101000104817 is a prime.

It is a super-2 number, since 2×111101000121201² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (111101000121211) 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, 99746880 + ... + 100854558.

It is an arithmetic number, because the mean of its divisors is an integer number (9484251910560).

Almost surely, 2^{111101000121201} is an apocalyptic number.

It is an amenable number.

111101000121201 is a deficient number, since it is larger than the sum of its proper divisors (40647030447759).

111101000121201 is a wasteful number, since it uses less digits than its factorization.

111101000121201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1923176.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 111101000121201 its reverse (102121000101111), we get a palindrome (213222000222312).

The spelling of 111101000121201 in words is "one hundred eleven trillion, one hundred one billion, one hundred twenty-one thousand, two hundred one".