40120130204 has 72 divisors (see below), whose sum is σ = 88400371584. Its totient is φ = 15595351200.

The previous prime is 40120130189. The next prime is 40120130249. The reversal of 40120130204 is 40203102104.

40120130204 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1487519 + ... + 1514249.

Almost surely, 2^40120130204 is an apocalyptic number.

40120130204 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40120130204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44200185792).

40120130204 is an abundant number, since it is smaller than the sum of its proper divisors (48280241380).

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

40120130204 is a wasteful number, since it uses less digits than its factorization.

40120130204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27207 (or 27194 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 40120130204 its reverse (40203102104), we get a palindrome (80323232308).

The spelling of 40120130204 in words is "forty billion, one hundred twenty million, one hundred thirty thousand, two hundred four".