20130140022444 has 48 divisors (see below), whose sum is σ = 52190029513440. Its totient is φ = 6709946696640.

The previous prime is 20130140022431. The next prime is 20130140022449. The reversal of 20130140022444 is 44422004103102.

20130140022444 is a `hidden beast` number, since 2 + 0 + 1 + 30 + 1 + 400 + 224 + 4 + 4 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (20130140022449) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6078502 + ... + 8786834.

It is an arithmetic number, because the mean of its divisors is an integer number (1087292281530).

Almost surely, 2^{20130140022444} is an apocalyptic number.

It is an amenable number.

20130140022444 is an abundant number, since it is smaller than the sum of its proper divisors (32059889490996).

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

20130140022444 is a wasteful number, since it uses less digits than its factorization.

20130140022444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2777167 (or 2777159 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

Adding to 20130140022444 its reverse (44422004103102), we get a palindrome (64552144125546).

The spelling of 20130140022444 in words is "twenty trillion, one hundred thirty billion, one hundred forty million, twenty-two thousand, four hundred forty-four".