2101123232 has 48 divisors (see below), whose sum is σ = 4648492800. Its totient is φ = 927581952.

The previous prime is 2101123231. The next prime is 2101123237. The reversal of 2101123232 is 2323211012.

It is a self number, because there is not a number n which added to its sum of digits gives 2101123232.

It is not an unprimeable number, because it can be changed into a prime (2101123231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100232 + ... + 119367.

It is an arithmetic number, because the mean of its divisors is an integer number (96843600).

Almost surely, 2^2101123232 is an apocalyptic number.

It is an amenable number.

2101123232 is an abundant number, since it is smaller than the sum of its proper divisors (2547369568).

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

2101123232 is a wasteful number, since it uses less digits than its factorization.

2101123232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219645 (or 219637 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2101123232 is about 45838.0107770832. The cubic root of 2101123232 is about 1280.8074397687.

Adding to 2101123232 its reverse (2323211012), we get a palindrome (4424334244).

The spelling of 2101123232 in words is "two billion, one hundred one million, one hundred twenty-three thousand, two hundred thirty-two".