10221200344 has 8 divisors (see below), whose sum is σ = 19164750660. Its totient is φ = 5110600168.

The previous prime is 10221200333. The next prime is 10221200369. The reversal of 10221200344 is 44300212201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 638825014 + ... + 638825029.

Almost surely, 2^10221200344 is an apocalyptic number.

It is an amenable number.

10221200344 is a deficient number, since it is larger than the sum of its proper divisors (8943550316).

10221200344 is a wasteful number, since it uses less digits than its factorization.

10221200344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1277650049 (or 1277650045 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10221200344 its reverse (44300212201), we get a palindrome (54521412545).

The spelling of 10221200344 in words is "ten billion, two hundred twenty-one million, two hundred thousand, three hundred forty-four".