3132121223 has 16 divisors (see below), whose sum is σ = 3909171456. Its totient is φ = 2437995840.

The previous prime is 3132121217. The next prime is 3132121243. The reversal of 3132121223 is 3221212313.

It is not a de Polignac number, because 3132121223 - 2⁸ = 3132120967 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3132121195 and 3132121204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3132121243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52040 + ... + 94722.

It is an arithmetic number, because the mean of its divisors is an integer number (244323216).

Almost surely, 2^3132121223 is an apocalyptic number.

3132121223 is a deficient number, since it is larger than the sum of its proper divisors (777050233).

3132121223 is a wasteful number, since it uses less digits than its factorization.

3132121223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43654.

The product of its digits is 432, while the sum is 20.

The square root of 3132121223 is about 55965.3573472018. The cubic root of 3132121223 is about 1463.1185643379.

Adding to 3132121223 its reverse (3221212313), we get a palindrome (6353333536).

The spelling of 3132121223 in words is "three billion, one hundred thirty-two million, one hundred twenty-one thousand, two hundred twenty-three".