121301031213223 has 8 divisors (see below), whose sum is σ = 124240309578000. Its totient is φ = 118367131219008.

The previous prime is 121301031213209. The next prime is 121301031213247. The reversal of 121301031213223 is 322312130103121.

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 121301031213223 - 2²⁵ = 121300997658791 is a prime.

It is a super-2 number, since 2×121301031213223² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121301031213283) 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, 1344546988 + ... + 1344637201.

It is an arithmetic number, because the mean of its divisors is an integer number (15530038697250).

Almost surely, 2^{121301031213223} is an apocalyptic number.

121301031213223 is a deficient number, since it is larger than the sum of its proper divisors (2939278364777).

121301031213223 is a wasteful number, since it uses less digits than its factorization.

121301031213223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2689185281.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 121301031213223 its reverse (322312130103121), we get a palindrome (443613161316344).

The spelling of 121301031213223 in words is "one hundred twenty-one trillion, three hundred one billion, thirty-one million, two hundred thirteen thousand, two hundred twenty-three".