211403004352399 has 32 divisors (see below), whose sum is σ = 221963230575360. Its totient is φ = 201106909859328.

The previous prime is 211403004352387. The next prime is 211403004352411. The reversal of 211403004352399 is 993253400304112.

It is an interprime number because it is at equal distance from previous prime (211403004352387) and next prime (211403004352411).

It is a cyclic number.

It is not a de Polignac number, because 211403004352399 - 2²³ = 211402995963791 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211403004352349) 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 31 ways as a sum of consecutive naturals, for example, 12073953457 + ... + 12073970965.

It is an arithmetic number, because the mean of its divisors is an integer number (6936350955480).

Almost surely, 2^{211403004352399} is an apocalyptic number.

211403004352399 is a deficient number, since it is larger than the sum of its proper divisors (10560226222961).

211403004352399 is a wasteful number, since it uses less digits than its factorization.

211403004352399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24307.

The product of its (nonzero) digits is 699840, while the sum is 46.

The spelling of 211403004352399 in words is "two hundred eleven trillion, four hundred three billion, four million, three hundred fifty-two thousand, three hundred ninety-nine".