1331013202 has 8 divisors (see below), whose sum is σ = 1997012556. Its totient is φ = 665342352.

The previous prime is 1331013193. The next prime is 1331013209. The reversal of 1331013202 is 2023101331.

It can be written as a sum of positive squares in 2 ways, for example, as 1165607881 + 165405321 = 34141^2 + 12861^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1331013202² = 3543192287796585608, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1331013209) 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, 71733 + ... + 88360.

Almost surely, 2^1331013202 is an apocalyptic number.

1331013202 is a deficient number, since it is larger than the sum of its proper divisors (665999354).

1331013202 is a wasteful number, since it uses less digits than its factorization.

1331013202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164252.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1331013202 is about 36483.0536276776. The cubic root of 1331013202 is about 1100.0036369026.

Adding to 1331013202 its reverse (2023101331), we get a palindrome (3354114533).

The spelling of 1331013202 in words is "one billion, three hundred thirty-one million, thirteen thousand, two hundred two".