2102423124 has 24 divisors (see below), whose sum is σ = 4906470688. Its totient is φ = 700691040.

The previous prime is 2102423111. The next prime is 2102423137. The reversal of 2102423124 is 4213242012.

It is an interprime number because it is at equal distance from previous prime (2102423111) and next prime (2102423137).

It is a self number, because there is not a number n which added to its sum of digits gives 2102423124.

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, 91179 + ... + 111885.

Almost surely, 2^2102423124 is an apocalyptic number.

It is an amenable number.

2102423124 is an abundant number, since it is smaller than the sum of its proper divisors (2804047564).

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

2102423124 is a wasteful number, since it uses less digits than its factorization.

2102423124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29175 (or 29173 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 2102423124 is about 45852.1877776841. The cubic root of 2102423124 is about 1281.0715156839.

Adding to 2102423124 its reverse (4213242012), we get a palindrome (6315665136).

The spelling of 2102423124 in words is "two billion, one hundred two million, four hundred twenty-three thousand, one hundred twenty-four".