20210130004 has 12 divisors (see below), whose sum is σ = 35680717044. Its totient is φ = 10015639424.

The previous prime is 20210129993. The next prime is 20210130013. The reversal of 20210130004 is 40003101202.

It can be written as a sum of positive squares in 2 ways, for example, as 6504745104 + 13705384900 = 80652^2 + 117070^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22355887 + ... + 22356790.

It is an arithmetic number, because the mean of its divisors is an integer number (2973393087).

Almost surely, 2^20210130004 is an apocalyptic number.

It is an amenable number.

20210130004 is a deficient number, since it is larger than the sum of its proper divisors (15470587040).

20210130004 is a wasteful number, since it uses less digits than its factorization.

20210130004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44712794 (or 44712792 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

Adding to 20210130004 its reverse (40003101202), we get a palindrome (60213231206).

The spelling of 20210130004 in words is "twenty billion, two hundred ten million, one hundred thirty thousand, four".