213120102302 has 16 divisors (see below), whose sum is σ = 338498364960.
Its totient is φ = 100287813888.
The previous prime is 213120102277. The next prime is 213120102337. The reversal of 213120102302 is 203201021312.
It is a Harshad number since it is a multiple of its sum of digits (17).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 850658 + ... + 1072314.
It is an arithmetic number, because the mean of its divisors is an integer number (21156147810).
Almost surely, 2213120102302 is an apocalyptic number.
213120102302 is a deficient number, since it is larger than the sum of its proper divisors (125378262658).
213120102302 is a wasteful number, since it uses less digits than its factorization.
213120102302 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 249955.
The product of its (nonzero) digits is 144, while the sum is 17.
Adding to 213120102302 its reverse (203201021312), we get a palindrome (416321123614).
The spelling of 213120102302 in words is "two hundred thirteen billion, one hundred twenty million, one hundred two thousand, three hundred two".