3213100003131 has 12 divisors (see below), whose sum is σ = 4643133825408. Its totient is φ = 2141148495024.

The previous prime is 3213100003097. The next prime is 3213100003153. The reversal of 3213100003131 is 1313000013123.

It is a happy number.

3213100003131 is a `hidden beast` number, since 321 + 31 + 0 + 0 + 0 + 0 + 313 + 1 = 666.

It is not a de Polignac number, because 3213100003131 - 2¹⁰ = 3213100002107 is a prime.

It is a super-2 number, since 2×3213100003131² (a number of 26 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3213100004131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 76492315 + ... + 76534308.

It is an arithmetic number, because the mean of its divisors is an integer number (386927818784).

Almost surely, 2^{3213100003131} is an apocalyptic number.

3213100003131 is a deficient number, since it is larger than the sum of its proper divisors (1430033822277).

3213100003131 is a wasteful number, since it uses less digits than its factorization.

3213100003131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153028962 (or 153028959 counting only the distinct ones).

The product of its (nonzero) digits is 162, while the sum is 18.

Adding to 3213100003131 its reverse (1313000013123), we get a palindrome (4526100016254).

The spelling of 3213100003131 in words is "three trillion, two hundred thirteen billion, one hundred million, three thousand, one hundred thirty-one".