121411233355 has 4 divisors (see below), whose sum is σ = 145693480032. Its totient is φ = 97128986680.

The previous prime is 121411233277. The next prime is 121411233367. The reversal of 121411233355 is 553332114121.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 121411233355 - 2⁹ = 121411232843 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12141123331 + ... + 12141123340.

It is an arithmetic number, because the mean of its divisors is an integer number (36423370008).

Almost surely, 2^121411233355 is an apocalyptic number.

121411233355 is a deficient number, since it is larger than the sum of its proper divisors (24282246677).

121411233355 is an equidigital number, since it uses as much as digits as its factorization.

121411233355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24282246676.

The product of its digits is 10800, while the sum is 31.

Adding to 121411233355 its reverse (553332114121), we get a palindrome (674743347476).

The spelling of 121411233355 in words is "one hundred twenty-one billion, four hundred eleven million, two hundred thirty-three thousand, three hundred fifty-five".