200230121005 has 24 divisors (see below), whose sum is σ = 251370830592. Its totient is φ = 153101423904.

The previous prime is 200230120997. The next prime is 200230121017. The reversal of 200230121005 is 500121032002.

It is not a de Polignac number, because 200230121005 - 2³ = 200230120997 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 200230121005.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3481392 + ... + 3538438.

It is an arithmetic number, because the mean of its divisors is an integer number (10473784608).

Almost surely, 2^200230121005 is an apocalyptic number.

It is an amenable number.

200230121005 is a deficient number, since it is larger than the sum of its proper divisors (51140709587).

200230121005 is a wasteful number, since it uses less digits than its factorization.

200230121005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58425 (or 58402 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 16.

Adding to 200230121005 its reverse (500121032002), we get a palindrome (700351153007).

The spelling of 200230121005 in words is "two hundred billion, two hundred thirty million, one hundred twenty-one thousand, five".