10003131220344 has 64 divisors (see below), whose sum is σ = 25135704019200. Its totient is φ = 3317367695616.

The previous prime is 10003131220321. The next prime is 10003131220363. The reversal of 10003131220344 is 44302213130001.

It is a happy number.

It is a super-2 number, since 2×10003131220344² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2655717 + ... + 5201835.

It is an arithmetic number, because the mean of its divisors is an integer number (392745375300).

Almost surely, 2^{10003131220344} is an apocalyptic number.

It is an amenable number.

10003131220344 is an abundant number, since it is smaller than the sum of its proper divisors (15132572798856).

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

10003131220344 is a wasteful number, since it uses less digits than its factorization.

10003131220344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2546964 (or 2546960 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 10003131220344 its reverse (44302213130001), we get a palindrome (54305344350345).

The spelling of 10003131220344 in words is "ten trillion, three billion, one hundred thirty-one million, two hundred twenty thousand, three hundred forty-four".