4021332131240 has 32 divisors (see below), whose sum is σ = 9048056400000. Its totient is φ = 1608522345024.

The previous prime is 4021332131239. The next prime is 4021332131269. The reversal of 4021332131240 is 421312331204.

It is a super-2 number, since 2×4021332131240² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9513101 + ... + 9926819.

It is an arithmetic number, because the mean of its divisors is an integer number (282751762500).

Almost surely, 2^{4021332131240} is an apocalyptic number.

4021332131240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4021332131240 is an abundant number, since it is smaller than the sum of its proper divisors (5026724268760).

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

4021332131240 is a wasteful number, since it uses less digits than its factorization.

4021332131240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 656729 (or 656725 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 4021332131240 its reverse (421312331204), we get a palindrome (4442644462444).

The spelling of 4021332131240 in words is "four trillion, twenty-one billion, three hundred thirty-two million, one hundred thirty-one thousand, two hundred forty".