213004010451 has 4 divisors (see below), whose sum is σ = 284005347272. Its totient is φ = 142002673632.

The previous prime is 213004010423. The next prime is 213004010473. The reversal of 213004010451 is 154010400312.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 213004010451 - 2³⁷ = 75565056979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213004010651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35500668406 + ... + 35500668411.

It is an arithmetic number, because the mean of its divisors is an integer number (71001336818).

Almost surely, 2^213004010451 is an apocalyptic number.

213004010451 is a deficient number, since it is larger than the sum of its proper divisors (71001336821).

213004010451 is an equidigital number, since it uses as much as digits as its factorization.

213004010451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71001336820.

The product of its (nonzero) digits is 480, while the sum is 21.

Adding to 213004010451 its reverse (154010400312), we get a palindrome (367014410763).

The spelling of 213004010451 in words is "two hundred thirteen billion, four million, ten thousand, four hundred fifty-one".