3213031021311 has 12 divisors (see below), whose sum is σ = 4550867468552. Its totient is φ = 2016019463808.

The previous prime is 3213031021307. The next prime is 3213031021327. The reversal of 3213031021311 is 1131201303123.

It is a happy number.

It is not a de Polignac number, because 3213031021311 - 2² = 3213031021307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213031021331) 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, 1852958200 + ... + 1852959933.

Almost surely, 2^{3213031021311} is an apocalyptic number.

3213031021311 is a deficient number, since it is larger than the sum of its proper divisors (1337836447241).

3213031021311 is a wasteful number, since it uses less digits than its factorization.

3213031021311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3705918170 (or 3705918153 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 3213031021311 its reverse (1131201303123), we get a palindrome (4344232324434).

The spelling of 3213031021311 in words is "three trillion, two hundred thirteen billion, thirty-one million, twenty-one thousand, three hundred eleven".