213100231402 has 8 divisors (see below), whose sum is σ = 319861900512. Its totient is φ = 106479597900.

The previous prime is 213100231397. The next prime is 213100231417. The reversal of 213100231402 is 204132001312.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 213100231402.

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, 35255124 + ... + 35261167.

It is an arithmetic number, because the mean of its divisors is an integer number (39982737564).

Almost surely, 2^213100231402 is an apocalyptic number.

213100231402 is a deficient number, since it is larger than the sum of its proper divisors (106761669110).

213100231402 is a wasteful number, since it uses less digits than its factorization.

213100231402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70517804.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 213100231402 its reverse (204132001312), we get a palindrome (417232232714).

The spelling of 213100231402 in words is "two hundred thirteen billion, one hundred million, two hundred thirty-one thousand, four hundred two".