301010001213220 has 24 divisors (see below), whose sum is σ = 680745695052024. Its totient is φ = 111142154294016.

The previous prime is 301010001213211. The next prime is 301010001213239. The reversal of 301010001213220 is 22312100010103.

It can be written as a sum of positive squares in 4 ways, for example, as 19327418519616 + 281682582693604 = 4396296^2 + 16783402^2 .

It is a junction number, because it is equal to n+sod(n) for n = 301010001213194 and 301010001213203.

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, 578865386689 + ... + 578865387208.

It is an arithmetic number, because the mean of its divisors is an integer number (28364403960501).

Almost surely, 2^{301010001213220} is an apocalyptic number.

It is an amenable number.

301010001213220 is an abundant number, since it is smaller than the sum of its proper divisors (379735693838804).

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

301010001213220 is a wasteful number, since it uses less digits than its factorization.

301010001213220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1157730773919 (or 1157730773917 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 301010001213220 its reverse (22312100010103), we get a palindrome (323322101223323).

The spelling of 301010001213220 in words is "three hundred one trillion, ten billion, one million, two hundred thirteen thousand, two hundred twenty".