20132223331 has 12 divisors (see below), whose sum is σ = 22225470400. Its totient is φ = 18222074640.

The previous prime is 20132223289. The next prime is 20132223343. The reversal of 20132223331 is 13332223102.

It is not a de Polignac number, because 20132223331 - 2⁹ = 20132222819 is a prime.

It is a super-2 number, since 2×20132223331² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20132223031) 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, 335571 + ... + 390988.

Almost surely, 2^20132223331 is an apocalyptic number.

20132223331 is a deficient number, since it is larger than the sum of its proper divisors (2093247069).

20132223331 is a wasteful number, since it uses less digits than its factorization.

20132223331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 726810 (or 726799 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 20132223331 its reverse (13332223102), we get a palindrome (33464446433).

The spelling of 20132223331 in words is "twenty billion, one hundred thirty-two million, two hundred twenty-three thousand, three hundred thirty-one".