211423042032 has 40 divisors (see below), whose sum is σ = 574922309760. Its totient is φ = 66765170880.

The previous prime is 211423042009. The next prime is 211423042043. The reversal of 211423042032 is 230240324112.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 211423041993 and 211423042011.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115910844 + ... + 115912667.

It is an arithmetic number, because the mean of its divisors is an integer number (14373057744).

Almost surely, 2^211423042032 is an apocalyptic number.

It is an amenable number.

211423042032 is an abundant number, since it is smaller than the sum of its proper divisors (363499267728).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211423042032 is a wasteful number, since it uses less digits than its factorization.

211423042032 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 231823541 (or 231823535 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 211423042032 its reverse (230240324112), we get a palindrome (441663366144).

The spelling of 211423042032 in words is "two hundred eleven billion, four hundred twenty-three million, forty-two thousand, thirty-two".