1323131223032 has 8 divisors (see below), whose sum is σ = 2480871043200. Its totient is φ = 661565611512.

The previous prime is 1323131223013. The next prime is 1323131223083. The reversal of 1323131223032 is 2303221313231.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×1323131223032² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1323131222992 and 1323131223010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82695701432 + ... + 82695701447.

It is an arithmetic number, because the mean of its divisors is an integer number (310108880400).

Almost surely, 2^{1323131223032} is an apocalyptic number.

It is an amenable number.

1323131223032 is a deficient number, since it is larger than the sum of its proper divisors (1157739820168).

1323131223032 is a wasteful number, since it uses less digits than its factorization.

1323131223032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165391402885 (or 165391402881 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 1323131223032 its reverse (2303221313231), we get a palindrome (3626352536263).

The spelling of 1323131223032 in words is "one trillion, three hundred twenty-three billion, one hundred thirty-one million, two hundred twenty-three thousand, thirty-two".