244120421012 has 12 divisors (see below), whose sum is σ = 460073101236. Its totient is φ = 112670963520.

The previous prime is 244120421011. The next prime is 244120421033. The reversal of 244120421012 is 210124021442.

It can be written as a sum of positive squares in 2 ways, for example, as 143698613776 + 100421807236 = 379076^2 + 316894^2 .

It is a super-2 number, since 2×244120421012² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244120421011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2347311689 + ... + 2347311792.

It is an arithmetic number, because the mean of its divisors is an integer number (38339425103).

Almost surely, 2^244120421012 is an apocalyptic number.

It is an amenable number.

244120421012 is a deficient number, since it is larger than the sum of its proper divisors (215952680224).

244120421012 is a wasteful number, since it uses less digits than its factorization.

244120421012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4694623498 (or 4694623496 counting only the distinct ones).

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

Adding to 244120421012 its reverse (210124021442), we get a palindrome (454244442454).

The spelling of 244120421012 in words is "two hundred forty-four billion, one hundred twenty million, four hundred twenty-one thousand, twelve".