3211441331140 has 48 divisors (see below), whose sum is σ = 7707601440000. Its totient is φ = 1101045278592.

The previous prime is 3211441331129. The next prime is 3211441331141. The reversal of 3211441331140 is 411331441123.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a junction number, because it is equal to n+sod(n) for n = 3211441331099 and 3211441331108.

It is not an unprimeable number, because it can be changed into a prime (3211441331141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8752086 + ... + 9111634.

It is an arithmetic number, because the mean of its divisors is an integer number (160575030000).

Almost surely, 2^{3211441331140} is an apocalyptic number.

It is an amenable number.

3211441331140 is an abundant number, since it is smaller than the sum of its proper divisors (4496160108860).

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

3211441331140 is a wasteful number, since it uses less digits than its factorization.

3211441331140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423364 (or 423362 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 3211441331140 its reverse (411331441123), we get a palindrome (3622772772263).

The spelling of 3211441331140 in words is "three trillion, two hundred eleven billion, four hundred forty-one million, three hundred thirty-one thousand, one hundred forty".