2348397967221 has 24 divisors (see below), whose sum is σ = 3509208312480. Its totient is φ = 1511566004256.

The previous prime is 2348397967207. The next prime is 2348397967271. The reversal of 2348397967221 is 1227697938432.

2348397967221 is a `hidden beast` number, since 2 + 3 + 483 + 9 + 79 + 67 + 2 + 21 = 666.

It is not a de Polignac number, because 2348397967221 - 2¹⁰ = 2348397966197 is a prime.

It is a Smith number, since the sum of its digits (63) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2348397967271) 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 23 ways as a sum of consecutive naturals, for example, 9705310 + ... + 9944336.

It is an arithmetic number, because the mean of its divisors is an integer number (146217013020).

Almost surely, 2^{2348397967221} is an apocalyptic number.

It is an amenable number.

2348397967221 is a deficient number, since it is larger than the sum of its proper divisors (1160810345259).

2348397967221 is a wasteful number, since it uses less digits than its factorization.

2348397967221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276705 (or 276702 counting only the distinct ones).

The product of its digits is 54867456, while the sum is 63.

The spelling of 2348397967221 in words is "two trillion, three hundred forty-eight billion, three hundred ninety-seven million, nine hundred sixty-seven thousand, two hundred twenty-one".