121230311343 has 8 divisors (see below), whose sum is σ = 161686467456. Its totient is φ = 80797181400.

The previous prime is 121230311339. The next prime is 121230311351. The reversal of 121230311343 is 343113032121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121230311343 - 2² = 121230311339 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121230311743) 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, 5744253 + ... + 5765318.

It is an arithmetic number, because the mean of its divisors is an integer number (20210808432).

Almost surely, 2^121230311343 is an apocalyptic number.

121230311343 is a deficient number, since it is larger than the sum of its proper divisors (40456156113).

121230311343 is a wasteful number, since it uses less digits than its factorization.

121230311343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11513085.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 121230311343 its reverse (343113032121), we get a palindrome (464343343464).

The spelling of 121230311343 in words is "one hundred twenty-one billion, two hundred thirty million, three hundred eleven thousand, three hundred forty-three".