10010020123120 has 80 divisors (see below), whose sum is σ = 23407744094208. Its totient is φ = 3980899918080.

The previous prime is 10010020123099. The next prime is 10010020123189. The reversal of 10010020123120 is 2132102001001.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 10010020123120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28352317 + ... + 28703203.

Almost surely, 2^{10010020123120} is an apocalyptic number.

10010020123120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010020123120 is an abundant number, since it is smaller than the sum of its proper divisors (13397723971088).

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

10010020123120 is a wasteful number, since it uses less digits than its factorization.

10010020123120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352958 (or 352952 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 10010020123120 its reverse (2132102001001), we get a palindrome (12142122124121).

The spelling of 10010020123120 in words is "ten trillion, ten billion, twenty million, one hundred twenty-three thousand, one hundred twenty".