1232330221031 has 48 divisors (see below), whose sum is σ = 1550825740800. Its totient is φ = 958565612160.

The previous prime is 1232330221027. The next prime is 1232330221049. The reversal of 1232330221031 is 1301220332321.

It is not a de Polignac number, because 1232330221031 - 2² = 1232330221027 is a prime.

It is a super-2 number, since 2×1232330221031² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1232330220988 and 1232330221006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1232330221091) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 228248870 + ... + 228254268.

It is an arithmetic number, because the mean of its divisors is an integer number (32308869600).

Almost surely, 2^{1232330221031} is an apocalyptic number.

1232330221031 is a deficient number, since it is larger than the sum of its proper divisors (318495519769).

1232330221031 is a wasteful number, since it uses less digits than its factorization.

1232330221031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8656 (or 8643 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1232330221031 its reverse (1301220332321), we get a palindrome (2533550553352).

The spelling of 1232330221031 in words is "one trillion, two hundred thirty-two billion, three hundred thirty million, two hundred twenty-one thousand, thirty-one".