110331432121 has 2 divisors, whose sum is σ = 110331432122. Its totient is φ = 110331432120.

The previous prime is 110331432109. The next prime is 110331432161. The reversal of 110331432121 is 121234133011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 100765614096 + 9565818025 = 317436^2 + 97805^2 .

It is a cyclic number.

It is not a de Polignac number, because 110331432121 - 2⁷ = 110331431993 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110331432092 and 110331432101.

It is not a weakly prime, because it can be changed into another prime (110331432161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55165716060 + 55165716061.

It is an arithmetic number, because the mean of its divisors is an integer number (55165716061).

Almost surely, 2^110331432121 is an apocalyptic number.

It is an amenable number.

110331432121 is a deficient number, since it is larger than the sum of its proper divisors (1).

110331432121 is an equidigital number, since it uses as much as digits as its factorization.

110331432121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 110331432121 its reverse (121234133011), we get a palindrome (231565565132).

The spelling of 110331432121 in words is "one hundred ten billion, three hundred thirty-one million, four hundred thirty-two thousand, one hundred twenty-one".