3113213212021 has 8 divisors (see below), whose sum is σ = 3398706196704. Its totient is φ = 2828132494320.

The previous prime is 3113213212019. The next prime is 3113213212063. The reversal of 3113213212021 is 1202123123113.

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 3113213212021 - 2¹ = 3113213212019 is a prime.

It is a super-2 number, since 2×3113213212021² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3113213211983 and 3113213212001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3113213212321) 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, 103050951 + ... + 103081156.

It is an arithmetic number, because the mean of its divisors is an integer number (424838274588).

Almost surely, 2^{3113213212021} is an apocalyptic number.

It is an amenable number.

3113213212021 is a deficient number, since it is larger than the sum of its proper divisors (285492984683).

3113213212021 is a wasteful number, since it uses less digits than its factorization.

3113213212021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206133491.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 3113213212021 its reverse (1202123123113), we get a palindrome (4315336335134).

The spelling of 3113213212021 in words is "three trillion, one hundred thirteen billion, two hundred thirteen million, two hundred twelve thousand, twenty-one".