40120124230 has 16 divisors (see below), whose sum is σ = 72784857600. Its totient is φ = 15921686592.

The previous prime is 40120124203. The next prime is 40120124251. The reversal of 40120124230 is 3242102104.

It is a junction number, because it is equal to n+sod(n) for n = 40120124198 and 40120124207.

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, 15794055 + ... + 15796594.

It is an arithmetic number, because the mean of its divisors is an integer number (4549053600).

Almost surely, 2^40120124230 is an apocalyptic number.

40120124230 is a deficient number, since it is larger than the sum of its proper divisors (32664733370).

40120124230 is a wasteful number, since it uses less digits than its factorization.

40120124230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31590783.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 40120124230 its reverse (3242102104), we get a palindrome (43362226334).

The spelling of 40120124230 in words is "forty billion, one hundred twenty million, one hundred twenty-four thousand, two hundred thirty".