1332233221 has 4 divisors (see below), whose sum is σ = 1453345344. Its totient is φ = 1211121100.

The previous prime is 1332233197. The next prime is 1332233251. The reversal of 1332233221 is 1223322331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1332233221 - 2¹³ = 1332225029 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1332233192 and 1332233201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1332233251) 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, 60556045 + ... + 60556066.

It is an arithmetic number, because the mean of its divisors is an integer number (363336336).

Almost surely, 2^1332233221 is an apocalyptic number.

1332233221 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1332233221 is a deficient number, since it is larger than the sum of its proper divisors (121112123).

1332233221 is a wasteful number, since it uses less digits than its factorization.

1332233221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 121112122.

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

The square root of 1332233221 is about 36499.7701499612. The cubic root of 1332233221 is about 1100.3396254328.

Adding to 1332233221 its reverse (1223322331), we get a palindrome (2555555552).

The spelling of 1332233221 in words is "one billion, three hundred thirty-two million, two hundred thirty-three thousand, two hundred twenty-one".