1231032301321 has 16 divisors (see below), whose sum is σ = 1266300383040. Its totient is φ = 1196020926720.

The previous prime is 1231032301319. The next prime is 1231032301333.

1231032301321 is nontrivially palindromic in base 10.

It is a cyclic number.

It is not a de Polignac number, because 1231032301321 - 2¹ = 1231032301319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1231032301292 and 1231032301301.

It is not an unprimeable number, because it can be changed into a prime (1231032301021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14167410 + ... + 14254036.

It is an arithmetic number, because the mean of its divisors is an integer number (79143773940).

Almost surely, 2^{1231032301321} is an apocalyptic number.

It is an amenable number.

1231032301321 is a deficient number, since it is larger than the sum of its proper divisors (35268081719).

1231032301321 is a wasteful number, since it uses less digits than its factorization.

1231032301321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88104.

The product of its (nonzero) digits is 648, while the sum is 22.

The spelling of 1231032301321 in words is "one trillion, two hundred thirty-one billion, thirty-two million, three hundred one thousand, three hundred twenty-one".