1321406610232 has 16 divisors (see below), whose sum is σ = 2608039362600. Its totient is φ = 625929446880.

The previous prime is 1321406610203. The next prime is 1321406610233. The reversal of 1321406610232 is 2320166041231.

It is a super-2 number, since 2×1321406610232² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1321406610194 and 1321406610203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321406610233) 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 3 ways as a sum of consecutive naturals, for example, 4346732119 + ... + 4346732422.

Almost surely, 2^{1321406610232} is an apocalyptic number.

It is an amenable number.

1321406610232 is a deficient number, since it is larger than the sum of its proper divisors (1286632752368).

1321406610232 is a wasteful number, since it uses less digits than its factorization.

1321406610232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8693464566 (or 8693464562 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 31.

The spelling of 1321406610232 in words is "one trillion, three hundred twenty-one billion, four hundred six million, six hundred ten thousand, two hundred thirty-two".