213042123350 has 144 divisors (see below), whose sum is σ = 469092621984. Its totient is φ = 70507929600.

The previous prime is 213042123313. The next prime is 213042123367. The reversal of 213042123350 is 53321240312.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 57068084 + ... + 57071816.

Almost surely, 2^213042123350 is an apocalyptic number.

213042123350 is an abundant number, since it is smaller than the sum of its proper divisors (256050498634).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

213042123350 is a wasteful number, since it uses less digits than its factorization.

213042123350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3931 (or 3885 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

Adding to 213042123350 its reverse (53321240312), we get a palindrome (266363363662).

The spelling of 213042123350 in words is "two hundred thirteen billion, forty-two million, one hundred twenty-three thousand, three hundred fifty".