101056354520 has 128 divisors (see below), whose sum is σ = 259695072000. Its totient is φ = 35052756480.

The previous prime is 101056354513. The next prime is 101056354537. The reversal of 101056354520 is 25453650101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1011371 + ... + 1106789.

It is an arithmetic number, because the mean of its divisors is an integer number (2028867750).

Almost surely, 2^101056354520 is an apocalyptic number.

101056354520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101056354520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (129847536000).

101056354520 is an abundant number, since it is smaller than the sum of its proper divisors (158638717480).

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

101056354520 is a wasteful number, since it uses less digits than its factorization.

101056354520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95553 (or 95549 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 32.

The spelling of 101056354520 in words is "one hundred one billion, fifty-six million, three hundred fifty-four thousand, five hundred twenty".