2131004224444 has 24 divisors (see below), whose sum is σ = 3925683831440. Its totient is φ = 1009384550784.

The previous prime is 2131004224423. The next prime is 2131004224451. The reversal of 2131004224444 is 4444224001312.

It is a happy number.

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, 1522552 + ... + 2565184.

Almost surely, 2^{2131004224444} is an apocalyptic number.

It is an amenable number.

2131004224444 is a deficient number, since it is larger than the sum of its proper divisors (1794679606996).

2131004224444 is a wasteful number, since it uses less digits than its factorization.

2131004224444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1069549 (or 1069547 counting only the distinct ones).

The product of its (nonzero) digits is 24576, while the sum is 31.

Adding to 2131004224444 its reverse (4444224001312), we get a palindrome (6575228225756).

The spelling of 2131004224444 in words is "two trillion, one hundred thirty-one billion, four million, two hundred twenty-four thousand, four hundred forty-four".