211012231024 has 40 divisors (see below), whose sum is σ = 491833024640. Its totient is φ = 85674138048.

The previous prime is 211012231013. The next prime is 211012231057. The reversal of 211012231024 is 420132210112.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 211012230992 and 211012231010.

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, 49577814 + ... + 49582069.

It is an arithmetic number, because the mean of its divisors is an integer number (12295825616).

Almost surely, 2^211012231024 is an apocalyptic number.

It is an amenable number.

211012231024 is an abundant number, since it is smaller than the sum of its proper divisors (280820793616).

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

211012231024 is a wasteful number, since it uses less digits than its factorization.

211012231024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 99159917 (or 99159911 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 211012231024 its reverse (420132210112), we get a palindrome (631144441136).

The spelling of 211012231024 in words is "two hundred eleven billion, twelve million, two hundred thirty-one thousand, twenty-four".