1201210440444 has 60 divisors (see below), whose sum is σ = 3588801569584. Its totient is φ = 343202982336.

The previous prime is 1201210440389. The next prime is 1201210440487. The reversal of 1201210440444 is 4440440121021.

It is a happy number.

1201210440444 is a `hidden beast` number, since 1 + 2 + 0 + 1 + 210 + 4 + 4 + 0 + 444 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 264814849 + ... + 264819384.

Almost surely, 2^{1201210440444} is an apocalyptic number.

1201210440444 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1201210440444 is an abundant number, since it is smaller than the sum of its proper divisors (2387591129140).

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

1201210440444 is a wasteful number, since it uses less digits than its factorization.

1201210440444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 529634256 (or 529634245 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 27.

Adding to 1201210440444 its reverse (4440440121021), we get a palindrome (5641650561465).

The spelling of 1201210440444 in words is "one trillion, two hundred one billion, two hundred ten million, four hundred forty thousand, four hundred forty-four".