43402101124 has 12 divisors (see below), whose sum is σ = 80421540444. Its totient is φ = 20424518144.

The previous prime is 43402101121. The next prime is 43402101143. The reversal of 43402101124 is 42110120434.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 21913473024 + 21488628100 = 148032^2 + 146590^2 .

It is a junction number, because it is equal to n+sod(n) for n = 43402101095 and 43402101104.

It is not an unprimeable number, because it can be changed into a prime (43402101121) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 319133029 + ... + 319133164.

It is an arithmetic number, because the mean of its divisors is an integer number (6701795037).

Almost surely, 2^43402101124 is an apocalyptic number.

It is an amenable number.

43402101124 is a deficient number, since it is larger than the sum of its proper divisors (37019439320).

43402101124 is a wasteful number, since it uses less digits than its factorization.

43402101124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 638266214 (or 638266212 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 43402101124 its reverse (42110120434), we get a palindrome (85512221558).

The spelling of 43402101124 in words is "forty-three billion, four hundred two million, one hundred one thousand, one hundred twenty-four".