133031242344 has 128 divisors (see below), whose sum is σ = 446538516480. Its totient is φ = 31895596800.

The previous prime is 133031242339. The next prime is 133031242411. The reversal of 133031242344 is 443242130331.

It is a happy number.

It is a super-2 number, since 2×133031242344² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2744692 + ... + 2792739.

It is an arithmetic number, because the mean of its divisors is an integer number (3488582160).

Almost surely, 2^133031242344 is an apocalyptic number.

133031242344 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

133031242344 is an abundant number, since it is smaller than the sum of its proper divisors (313507274136).

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

133031242344 is a wasteful number, since it uses less digits than its factorization.

133031242344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5537471 (or 5537467 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

Adding to 133031242344 its reverse (443242130331), we get a palindrome (576273372675).

The spelling of 133031242344 in words is "one hundred thirty-three billion, thirty-one million, two hundred forty-two thousand, three hundred forty-four".