200400120221144 has 8 divisors (see below), whose sum is σ = 375750225414660. Its totient is φ = 100200060110568.

The previous prime is 200400120221143. The next prime is 200400120221149. The reversal of 200400120221144 is 441122021004002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200400120221143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12525007513814 + ... + 12525007513829.

Almost surely, 2^{200400120221144} is an apocalyptic number.

It is an amenable number.

200400120221144 is a deficient number, since it is larger than the sum of its proper divisors (175350105193516).

200400120221144 is a wasteful number, since it uses less digits than its factorization.

200400120221144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25050015027649 (or 25050015027645 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 200400120221144 its reverse (441122021004002), we get a palindrome (641522141225146).

The spelling of 200400120221144 in words is "two hundred trillion, four hundred billion, one hundred twenty million, two hundred twenty-one thousand, one hundred forty-four".