1331216150 has 48 divisors (see below), whose sum is σ = 2712201408. Its totient is φ = 482100000.

The previous prime is 1331216129. The next prime is 1331216179. The reversal of 1331216150 is 516121331.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 133229 + ... + 142871.

It is an arithmetic number, because the mean of its divisors is an integer number (56504196).

Almost surely, 2^1331216150 is an apocalyptic number.

1331216150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1331216150 is an abundant number, since it is smaller than the sum of its proper divisors (1380985258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1331216150 is a wasteful number, since it uses less digits than its factorization.

1331216150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9917 (or 9912 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1331216150 is about 36485.8349226107. The cubic root of 1331216150 is about 1100.0595422315.

Adding to 1331216150 its reverse (516121331), we get a palindrome (1847337481).

The spelling of 1331216150 in words is "one billion, three hundred thirty-one million, two hundred sixteen thousand, one hundred fifty".