40113200120 has 64 divisors (see below), whose sum is σ = 103181238720. Its totient is φ = 13748696064.

The previous prime is 40113200089. The next prime is 40113200137. The reversal of 40113200120 is 2100231104.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 40113200095 and 40113200104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 923204 + ... + 965676.

It is an arithmetic number, because the mean of its divisors is an integer number (1612206855).

Almost surely, 2^40113200120 is an apocalyptic number.

40113200120 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

40113200120 is an abundant number, since it is smaller than the sum of its proper divisors (63068038600).

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

40113200120 is a wasteful number, since it uses less digits than its factorization.

40113200120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45864 (or 45860 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 40113200120 its reverse (2100231104), we get a palindrome (42213431224).

The spelling of 40113200120 in words is "forty billion, one hundred thirteen million, two hundred thousand, one hundred twenty".