40120402232310 has 128 divisors (see below), whose sum is σ = 103917660618240. Its totient is φ = 9880017638400.

The previous prime is 40120402232179. The next prime is 40120402232321. The reversal of 40120402232310 is 1323220402104.

It is a happy number.

40120402232310 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×40120402232310² (a number of 28 digits) contains 22 as substring.

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 63 ways as a sum of consecutive naturals, for example, 26633244 + ... + 28099296.

It is an arithmetic number, because the mean of its divisors is an integer number (811856723580).

Almost surely, 2^{40120402232310} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40120402232310, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51958830309120).

40120402232310 is an abundant number, since it is smaller than the sum of its proper divisors (63797258385930).

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

40120402232310 is a wasteful number, since it uses less digits than its factorization.

40120402232310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1467294.

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 40120402232310 its reverse (1323220402104), we get a palindrome (41443622634414).

It can be divided in two parts, 40120 and 402232310, that added together give a triangular number (402272430 = T₂₈₃₆₄).

The spelling of 40120402232310 in words is "forty trillion, one hundred twenty billion, four hundred two million, two hundred thirty-two thousand, three hundred ten".