3211432240340 has 12 divisors (see below), whose sum is σ = 6744007704756. Its totient is φ = 1284572896128.

The previous prime is 3211432240283. The next prime is 3211432240363. The reversal of 3211432240340 is 430422341123.

3211432240340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 1803616768144 + 1407815472196 = 1342988^2 + 1186514^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80285805989 + ... + 80285806028.

It is an arithmetic number, because the mean of its divisors is an integer number (562000642063).

Almost surely, 2^{3211432240340} is an apocalyptic number.

It is an amenable number.

3211432240340 is an abundant number, since it is smaller than the sum of its proper divisors (3532575464416).

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

3211432240340 is a wasteful number, since it uses less digits than its factorization.

3211432240340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 160571612026 (or 160571612024 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 29.

Adding to 3211432240340 its reverse (430422341123), we get a palindrome (3641854581463).

The spelling of 3211432240340 in words is "three trillion, two hundred eleven billion, four hundred thirty-two million, two hundred forty thousand, three hundred forty".