210200000423 has 36 divisors (see below), whose sum is σ = 259973126280. Its totient is φ = 168991099200.

The previous prime is 210200000411. The next prime is 210200000447. The reversal of 210200000423 is 324000002012.

It is not a de Polignac number, because 210200000423 - 2¹² = 210199996327 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 210200000398 and 210200000407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210200000473) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9486065 + ... + 9508197.

It is an arithmetic number, because the mean of its divisors is an integer number (7221475730).

Almost surely, 2^210200000423 is an apocalyptic number.

210200000423 is a deficient number, since it is larger than the sum of its proper divisors (49773125857).

210200000423 is a wasteful number, since it uses less digits than its factorization.

210200000423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22368 (or 22260 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 14.

Adding to 210200000423 its reverse (324000002012), we get a palindrome (534200002435).

The spelling of 210200000423 in words is "two hundred ten billion, two hundred million, four hundred twenty-three", and thus it is an aban number.