321420010203193 has 12 divisors (see below), whose sum is σ = 360372896774352. Its totient is φ = 284302711714320.

The previous prime is 321420010203151. The next prime is 321420010203217. The reversal of 321420010203193 is 391302010024123.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-321420010203193 is a prime.

It is not an unprimeable number, because it can be changed into a prime (321420010203143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10672008655 + ... + 10672038772.

It is an arithmetic number, because the mean of its divisors is an integer number (30031074731196).

Almost surely, 2^{321420010203193} is an apocalyptic number.

It is an amenable number.

321420010203193 is a deficient number, since it is larger than the sum of its proper divisors (38952886571159).

321420010203193 is a wasteful number, since it uses less digits than its factorization.

321420010203193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21344047512 (or 21344047475 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The spelling of 321420010203193 in words is "three hundred twenty-one trillion, four hundred twenty billion, ten million, two hundred three thousand, one hundred ninety-three".