10010001121220 has 24 divisors (see below), whose sum is σ = 21468257725824. Its totient is φ = 3918808949216.

The previous prime is 10010001121157. The next prime is 10010001121243. The reversal of 10010001121220 is 2212110001001.

10010001121220 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 5324467742 + ... + 5324469621.

It is an arithmetic number, because the mean of its divisors is an integer number (894510738576).

Almost surely, 2^{10010001121220} is an apocalyptic number.

10010001121220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10010001121220 is an abundant number, since it is smaller than the sum of its proper divisors (11458256604604).

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

10010001121220 is a wasteful number, since it uses less digits than its factorization.

10010001121220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10648937419 (or 10648937417 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 10010001121220 its reverse (2212110001001), we get a palindrome (12222111122221).

The spelling of 10010001121220 in words is "ten trillion, ten billion, one million, one hundred twenty-one thousand, two hundred twenty".