3132121341400 has 96 divisors (see below), whose sum is σ = 7431486408000. Its totient is φ = 1227392179200.

The previous prime is 3132121341397. The next prime is 3132121341443. The reversal of 3132121341400 is 41431212313.

It is a Harshad number since it is a multiple of its sum of digits (25).

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 23 ways as a sum of consecutive naturals, for example, 1455505 + ... + 2895295.

It is an arithmetic number, because the mean of its divisors is an integer number (77411316750).

Almost surely, 2^{3132121341400} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3132121341400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3715743204000).

3132121341400 is an abundant number, since it is smaller than the sum of its proper divisors (4299365066600).

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

3132121341400 is a wasteful number, since it uses less digits than its factorization.

3132121341400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1440029 (or 1440020 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 3132121341400 its reverse (41431212313), we get a palindrome (3173552553713).

The spelling of 3132121341400 in words is "three trillion, one hundred thirty-two billion, one hundred twenty-one million, three hundred forty-one thousand, four hundred".