121100122231321 has 8 divisors (see below), whose sum is σ = 122471087063040. Its totient is φ = 119729386050912.

The previous prime is 121100122231303. The next prime is 121100122231327. The reversal of 121100122231321 is 123132221001121.

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 121100122231321 - 2²⁷ = 121099988013593 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 121100122231292 and 121100122231301.

It is not an unprimeable number, because it can be changed into a prime (121100122231327) 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, 56097465 + ... + 58216198.

It is an arithmetic number, because the mean of its divisors is an integer number (15308885882880).

Almost surely, 2^{121100122231321} is an apocalyptic number.

It is an amenable number.

121100122231321 is a deficient number, since it is larger than the sum of its proper divisors (1370964831719).

121100122231321 is a wasteful number, since it uses less digits than its factorization.

121100122231321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114325655.

The product of its (nonzero) digits is 288, while the sum is 22.

Adding to 121100122231321 its reverse (123132221001121), we get a palindrome (244232343232442).

The spelling of 121100122231321 in words is "one hundred twenty-one trillion, one hundred billion, one hundred twenty-two million, two hundred thirty-one thousand, three hundred twenty-one".