213125300404 has 6 divisors (see below), whose sum is σ = 372969275714. Its totient is φ = 106562650200.

The previous prime is 213125300371. The next prime is 213125300441. The reversal of 213125300404 is 404003521312.

It can be written as a sum of positive squares in only one way, i.e., 212519156004 + 606144400 = 460998^2 + 24620^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26640662547 + ... + 26640662554.

Almost surely, 2^213125300404 is an apocalyptic number.

It is an amenable number.

213125300404 is a deficient number, since it is larger than the sum of its proper divisors (159843975310).

213125300404 is a wasteful number, since it uses less digits than its factorization.

213125300404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53281325105 (or 53281325103 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

Adding to 213125300404 its reverse (404003521312), we get a palindrome (617128821716).

The spelling of 213125300404 in words is "two hundred thirteen billion, one hundred twenty-five million, three hundred thousand, four hundred four".