3213023130021 has 8 divisors (see below), whose sum is σ = 4470293050560. Its totient is φ = 2048884314752.

The previous prime is 3213023130011. The next prime is 3213023130061. The reversal of 3213023130021 is 1200313203123.

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

It is a cyclic number.

It is not a de Polignac number, because 3213023130021 - 2⁷ = 3213023129893 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3213023130021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3213023130011) 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, 23282776236 + ... + 23282776373.

It is an arithmetic number, because the mean of its divisors is an integer number (558786631320).

Almost surely, 2^{3213023130021} is an apocalyptic number.

It is an amenable number.

3213023130021 is a deficient number, since it is larger than the sum of its proper divisors (1257269920539).

3213023130021 is a wasteful number, since it uses less digits than its factorization.

3213023130021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46565552635.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 3213023130021 its reverse (1200313203123), we get a palindrome (4413336333144).

The spelling of 3213023130021 in words is "three trillion, two hundred thirteen billion, twenty-three million, one hundred thirty thousand, twenty-one".