10520425123320 has 128 divisors (see below), whose sum is σ = 36071468928000. Its totient is φ = 2404572604416.

The previous prime is 10520425123301. The next prime is 10520425123321. The reversal of 10520425123320 is 2332152402501.

It is a super-2 number, since 2×10520425123320² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10520425123321) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21980397 + ... + 22453923.

It is an arithmetic number, because the mean of its divisors is an integer number (281808351000).

Almost surely, 2^{10520425123320} is an apocalyptic number.

10520425123320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10520425123320 is an abundant number, since it is smaller than the sum of its proper divisors (25551043804680).

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

10520425123320 is a wasteful number, since it uses less digits than its factorization.

10520425123320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499997 (or 499993 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 10520425123320 its reverse (2332152402501), we get a palindrome (12852577525821).

The spelling of 10520425123320 in words is "ten trillion, five hundred twenty billion, four hundred twenty-five million, one hundred twenty-three thousand, three hundred twenty".