211345464403 has 2 divisors, whose sum is σ = 211345464404. Its totient is φ = 211345464402.

The previous prime is 211345464389. The next prime is 211345464461. The reversal of 211345464403 is 304464543112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211345464403 - 2⁹ = 211345463891 is a prime.

It is a super-3 number, since 3×211345464403³ (a number of 35 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (211345464203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105672732201 + 105672732202.

It is an arithmetic number, because the mean of its divisors is an integer number (105672732202).

Almost surely, 2^211345464403 is an apocalyptic number.

211345464403 is a deficient number, since it is larger than the sum of its proper divisors (1).

211345464403 is an equidigital number, since it uses as much as digits as its factorization.

211345464403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 138240, while the sum is 37.

The spelling of 211345464403 in words is "two hundred eleven billion, three hundred forty-five million, four hundred sixty-four thousand, four hundred three".