2101333124 has 24 divisors (see below), whose sum is σ = 4077405696. Its totient is φ = 939492000.

The previous prime is 2101333123. The next prime is 2101333133. The reversal of 2101333124 is 4213331012.

It is a junction number, because it is equal to n+sod(n) for n = 2101333096 and 2101333105.

It is not an unprimeable number, because it can be changed into a prime (2101333121) 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, 388772 + ... + 394139.

It is an arithmetic number, because the mean of its divisors is an integer number (169891904).

Almost surely, 2^2101333124 is an apocalyptic number.

It is an amenable number.

2101333124 is a deficient number, since it is larger than the sum of its proper divisors (1976072572).

2101333124 is a wasteful number, since it uses less digits than its factorization.

2101333124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 782987 (or 782985 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2101333124 is about 45840.3002171670. The cubic root of 2101333124 is about 1280.8500871616.

Adding to 2101333124 its reverse (4213331012), we get a palindrome (6314664136).

The spelling of 2101333124 in words is "two billion, one hundred one million, three hundred thirty-three thousand, one hundred twenty-four".