3213113244400 has 30 divisors (see below), whose sum is σ = 7719504570632. Its totient is φ = 1285245297600.

The previous prime is 3213113244373. The next prime is 3213113244413. The reversal of 3213113244400 is 44423113123.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4016391156 + ... + 4016391955.

Almost surely, 2^{3213113244400} is an apocalyptic number.

It is an amenable number.

3213113244400 is an abundant number, since it is smaller than the sum of its proper divisors (4506391326232).

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

3213113244400 is a wasteful number, since it uses less digits than its factorization.

3213113244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8032783129 (or 8032783118 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 3213113244400 its reverse (44423113123), we get a palindrome (3257536357523).

The spelling of 3213113244400 in words is "three trillion, two hundred thirteen billion, one hundred thirteen million, two hundred forty-four thousand, four hundred".