1331333144244 has 24 divisors (see below), whose sum is σ = 3451604448320. Its totient is φ = 443777714712.

The previous prime is 1331333144231. The next prime is 1331333144263. The reversal of 1331333144244 is 4424413331331.

1331333144244 is a `hidden beast` number, since 1 + 3 + 313 + 3 + 314 + 4 + 24 + 4 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1331333144199 and 1331333144208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6163579264 + ... + 6163579479.

Almost surely, 2^{1331333144244} is an apocalyptic number.

It is an amenable number.

1331333144244 is an abundant number, since it is smaller than the sum of its proper divisors (2120271304076).

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

1331333144244 is a wasteful number, since it uses less digits than its factorization.

1331333144244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12327158756 (or 12327158748 counting only the distinct ones).

The product of its digits is 124416, while the sum is 36.

Adding to 1331333144244 its reverse (4424413331331), we get a palindrome (5755746475575).

The spelling of 1331333144244 in words is "one trillion, three hundred thirty-one billion, three hundred thirty-three million, one hundred forty-four thousand, two hundred forty-four".