1331022052 has 12 divisors (see below), whose sum is σ = 2430562176. Its totient is φ = 636575720.

The previous prime is 1331021969. The next prime is 1331022059. The reversal of 1331022052 is 2502201331.

It is not an unprimeable number, because it can be changed into a prime (1331022059) 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, 7233724 + ... + 7233907.

It is an arithmetic number, because the mean of its divisors is an integer number (202546848).

Almost surely, 2^1331022052 is an apocalyptic number.

It is an amenable number.

1331022052 is a deficient number, since it is larger than the sum of its proper divisors (1099540124).

1331022052 is a wasteful number, since it uses less digits than its factorization.

1331022052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14467658 (or 14467656 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1331022052 is about 36483.1749166654. The cubic root of 1331022052 is about 1100.0060748976.

Adding to 1331022052 its reverse (2502201331), we get a palindrome (3833223383).

The spelling of 1331022052 in words is "one billion, three hundred thirty-one million, twenty-two thousand, fifty-two".