220001210120104 has 24 divisors (see below), whose sum is σ = 479849578196490. Its totient is φ = 94286232908448.

The previous prime is 220001210120059. The next prime is 220001210120179. The reversal of 220001210120104 is 401021012100022.

220001210120104 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 207630865997604 + 12370344122500 = 14409402^2 + 3517150^2 .

It is a super-2 number, since 2×220001210120104² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 280613788027 + ... + 280613788810.

Almost surely, 2^{220001210120104} is an apocalyptic number.

It is an amenable number.

220001210120104 is an abundant number, since it is smaller than the sum of its proper divisors (259848368076386).

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

220001210120104 is a wasteful number, since it uses less digits than its factorization.

220001210120104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561227576857 (or 561227576846 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 220001210120104 its reverse (401021012100022), we get a palindrome (621022222220126).

The spelling of 220001210120104 in words is "two hundred twenty trillion, one billion, two hundred ten million, one hundred twenty thousand, one hundred four".