3213100319991 has 8 divisors (see below), whose sum is σ = 4284180375024. Its totient is φ = 2142043572480.

The previous prime is 3213100319917. The next prime is 3213100320007. The reversal of 3213100319991 is 1999130013123.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 3213100319991 - 2¹⁷ = 3213100188919 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213100519991) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5502636 + ... + 6058481.

It is an arithmetic number, because the mean of its divisors is an integer number (535522546878).

Almost surely, 2^{3213100319991} is an apocalyptic number.

3213100319991 is a deficient number, since it is larger than the sum of its proper divisors (1071080055033).

3213100319991 is a wasteful number, since it uses less digits than its factorization.

3213100319991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11653761.

The product of its (nonzero) digits is 39366, while the sum is 42.

The spelling of 3213100319991 in words is "three trillion, two hundred thirteen billion, one hundred million, three hundred nineteen thousand, nine hundred ninety-one".