1332233131 has 4 divisors (see below), whose sum is σ = 1364726664. Its totient is φ = 1299739600.

The previous prime is 1332233099. The next prime is 1332233141. The reversal of 1332233131 is 1313322331.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1313322331 = 2411 ⋅544721.

It is a cyclic number.

It is not a de Polignac number, because 1332233131 - 2⁵ = 1332233099 is a prime.

It is a super-2 number, since 2×1332233131² = 3549690230668126322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1332233141) 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, 16246705 + ... + 16246786.

It is an arithmetic number, because the mean of its divisors is an integer number (341181666).

Almost surely, 2^1332233131 is an apocalyptic number.

1332233131 is a deficient number, since it is larger than the sum of its proper divisors (32493533).

1332233131 is an equidigital number, since it uses as much as digits as its factorization.

1332233131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32493532.

The product of its digits is 972, while the sum is 22.

The square root of 1332233131 is about 36499.7689170767. The cubic root of 1332233131 is about 1100.3396006547.

Adding to 1332233131 its reverse (1313322331), we get a palindrome (2645555462).

The spelling of 1332233131 in words is "one billion, three hundred thirty-two million, two hundred thirty-three thousand, one hundred thirty-one".