211433143534055 has 48 divisors (see below), whose sum is σ = 260895195698112. Its totient is φ = 164491038566400.

The previous prime is 211433143534037. The next prime is 211433143534073. The reversal of 211433143534055 is 550435341334112.

It is an interprime number because it is at equal distance from previous prime (211433143534037) and next prime (211433143534073).

It is not a de Polignac number, because 211433143534055 - 2³⁰ = 211432069792231 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211433143533997 and 211433143534015.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4327567187 + ... + 4327616043.

It is an arithmetic number, because the mean of its divisors is an integer number (5435316577044).

Almost surely, 2^{211433143534055} is an apocalyptic number.

211433143534055 is a deficient number, since it is larger than the sum of its proper divisors (49462052164057).

211433143534055 is a wasteful number, since it uses less digits than its factorization.

211433143534055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50588 (or 50547 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 44.

Adding to 211433143534055 its reverse (550435341334112), we get a palindrome (761868484868167).

The spelling of 211433143534055 in words is "two hundred eleven trillion, four hundred thirty-three billion, one hundred forty-three million, five hundred thirty-four thousand, fifty-five".