213602510923 has 8 divisors (see below), whose sum is σ = 225062853120. Its totient is φ = 202163979240.

The previous prime is 213602510921. The next prime is 213602510959. The reversal of 213602510923 is 329015206312.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213602510923 - 2¹ = 213602510921 is a prime.

It is a super-2 number, since 2×213602510923² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213602510921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5432515 + ... + 5471692.

It is an arithmetic number, because the mean of its divisors is an integer number (28132856640).

Almost surely, 2^213602510923 is an apocalyptic number.

213602510923 is a deficient number, since it is larger than the sum of its proper divisors (11460342197).

213602510923 is a wasteful number, since it uses less digits than its factorization.

213602510923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10905257.

The product of its (nonzero) digits is 19440, while the sum is 34.

The spelling of 213602510923 in words is "two hundred thirteen billion, six hundred two million, five hundred ten thousand, nine hundred twenty-three".