3143212133321 has 4 divisors (see below), whose sum is σ = 3384997682052. Its totient is φ = 2901426584592.

The previous prime is 3143212133293. The next prime is 3143212133351. The reversal of 3143212133321 is 1233312123413.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2116210278400 + 1027001854921 = 1454720^2 + 1013411^2 .

It is a cyclic number.

It is not a de Polignac number, because 3143212133321 - 2³⁴ = 3126032264137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3143212133351) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120892774346 + ... + 120892774371.

It is an arithmetic number, because the mean of its divisors is an integer number (846249420513).

Almost surely, 2^{3143212133321} is an apocalyptic number.

It is an amenable number.

3143212133321 is a deficient number, since it is larger than the sum of its proper divisors (241785548731).

3143212133321 is a wasteful number, since it uses less digits than its factorization.

3143212133321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 241785548730.

The product of its digits is 7776, while the sum is 29.

Adding to 3143212133321 its reverse (1233312123413), we get a palindrome (4376524256734).

The spelling of 3143212133321 in words is "three trillion, one hundred forty-three billion, two hundred twelve million, one hundred thirty-three thousand, three hundred twenty-one".