20144303012 has 6 divisors (see below), whose sum is σ = 35252530278. Its totient is φ = 10072151504.

The previous prime is 20144302999. The next prime is 20144303027. The reversal of 20144303012 is 21030344102.

It can be written as a sum of positive squares in only one way, i.e., 17396027236 + 2748275776 = 131894^2 + 52424^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2518037873 + ... + 2518037880.

It is an arithmetic number, because the mean of its divisors is an integer number (5875421713).

Almost surely, 2^20144303012 is an apocalyptic number.

It is an amenable number.

20144303012 is a deficient number, since it is larger than the sum of its proper divisors (15108227266).

20144303012 is a wasteful number, since it uses less digits than its factorization.

20144303012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5036075757 (or 5036075755 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 20144303012 its reverse (21030344102), we get a palindrome (41174647114).

The spelling of 20144303012 in words is "twenty billion, one hundred forty-four million, three hundred three thousand, twelve".