2101144525144 has 32 divisors (see below), whose sum is σ = 4503837888000. Its totient is φ = 900213444000.

The previous prime is 2101144525003. The next prime is 2101144525169. The reversal of 2101144525144 is 4415254411012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5588544 + ... + 5952655.

It is an arithmetic number, because the mean of its divisors is an integer number (140744934000).

Almost surely, 2^{2101144525144} is an apocalyptic number.

It is an amenable number.

2101144525144 is an abundant number, since it is smaller than the sum of its proper divisors (2402693362856).

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

2101144525144 is a wasteful number, since it uses less digits than its factorization.

2101144525144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11544463 (or 11544459 counting only the distinct ones).

The product of its (nonzero) digits is 25600, while the sum is 34.

Adding to 2101144525144 its reverse (4415254411012), we get a palindrome (6516398936156).

The spelling of 2101144525144 in words is "two trillion, one hundred one billion, one hundred forty-four million, five hundred twenty-five thousand, one hundred forty-four".