1332222131 has 4 divisors (see below), whose sum is σ = 1333321632. Its totient is φ = 1331122632.

The previous prime is 1332222071. The next prime is 1332222137. The reversal of 1332222131 is 1312222331.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1332222131 is a prime.

It is a super-2 number, since 2×1332222131² = 3549631612652362322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1332222137) 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, 547931 + ... + 550356.

It is an arithmetic number, because the mean of its divisors is an integer number (333330408).

Almost surely, 2^1332222131 is an apocalyptic number.

1332222131 is a deficient number, since it is larger than the sum of its proper divisors (1099501).

1332222131 is a wasteful number, since it uses less digits than its factorization.

1332222131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1099500.

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

The square root of 1332222131 is about 36499.6182308802. The cubic root of 1332222131 is about 1100.3365722135.

Adding to 1332222131 its reverse (1312222331), we get a palindrome (2644444462).

It can be divided in two parts, 13322 and 22131, that added together give a palindrome (35453).

The spelling of 1332222131 in words is "one billion, three hundred thirty-two million, two hundred twenty-two thousand, one hundred thirty-one".