1331241210 has 128 divisors (see below), whose sum is σ = 3837576960. Its totient is φ = 326446848.

The previous prime is 1331241203. The next prime is 1331241229. The reversal of 1331241210 is 121421331.

1331241210 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1217424 + ... + 1218516.

It is an arithmetic number, because the mean of its divisors is an integer number (29981070).

Almost surely, 2^1331241210 is an apocalyptic number.

1331241210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1331241210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1918788480).

1331241210 is an abundant number, since it is smaller than the sum of its proper divisors (2506335750).

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

1331241210 is a wasteful number, since it uses less digits than its factorization.

1331241210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469 (or 1463 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1331241210 is about 36486.1783419420. The cubic root of 1331241210 is about 1100.0664450221.

Adding to 1331241210 its reverse (121421331), we get a palindrome (1452662541).

The spelling of 1331241210 in words is "one billion, three hundred thirty-one million, two hundred forty-one thousand, two hundred ten".