20130144101144 has 32 divisors (see below), whose sum is σ = 47057479718400. Its totient is φ = 7842913285920.

The previous prime is 20130144101143. The next prime is 20130144101191. The reversal of 20130144101144 is 44110144103102.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20130144101141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16339402064 + ... + 16339403295.

It is an arithmetic number, because the mean of its divisors is an integer number (1470546241200).

Almost surely, 2^{20130144101144} is an apocalyptic number.

It is an amenable number.

20130144101144 is an abundant number, since it is smaller than the sum of its proper divisors (26927335617256).

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

20130144101144 is a wasteful number, since it uses less digits than its factorization.

20130144101144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32678805383 (or 32678805379 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 20130144101144 its reverse (44110144103102), we get a palindrome (64240288204246).

The spelling of 20130144101144 in words is "twenty trillion, one hundred thirty billion, one hundred forty-four million, one hundred one thousand, one hundred forty-four".