121303303321031 has 8 divisors (see below), whose sum is σ = 132584092723824. Its totient is φ = 110301051928320.

The previous prime is 121303303321003. The next prime is 121303303321043. The reversal of 121303303321031 is 130123303303121.

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 121303303321031 - 2¹⁴ = 121303303304647 is a prime.

It is a super-2 number, since 2×121303303321031² (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 (121303303321001) 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, 69634501610 + ... + 69634503351.

It is an arithmetic number, because the mean of its divisors is an integer number (16573011590478).

Almost surely, 2^{121303303321031} is an apocalyptic number.

121303303321031 is a deficient number, since it is larger than the sum of its proper divisors (11280789402793).

121303303321031 is a wasteful number, since it uses less digits than its factorization.

121303303321031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139269005041.

The product of its (nonzero) digits is 2916, while the sum is 26.

Adding to 121303303321031 its reverse (130123303303121), we get a palindrome (251426606624152).

The spelling of 121303303321031 in words is "one hundred twenty-one trillion, three hundred three billion, three hundred three million, three hundred twenty-one thousand, thirty-one".