200320121425 has 24 divisors (see below), whose sum is σ = 254808021600. Its totient is φ = 156138528000.

The previous prime is 200320121423. The next prime is 200320121429. The reversal of 200320121425 is 524121023002.

It is a happy number.

It is not a de Polignac number, because 200320121425 - 2¹ = 200320121423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 200320121396 and 200320121405.

It is not an unprimeable number, because it can be changed into a prime (200320121423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198726 + ... + 663424.

It is an arithmetic number, because the mean of its divisors is an integer number (10617000900).

Almost surely, 2^200320121425 is an apocalyptic number.

200320121425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200320121425 is a deficient number, since it is larger than the sum of its proper divisors (54487900175).

200320121425 is a wasteful number, since it uses less digits than its factorization.

200320121425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465153 (or 465148 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

Adding to 200320121425 its reverse (524121023002), we get a palindrome (724441144427).

The spelling of 200320121425 in words is "two hundred billion, three hundred twenty million, one hundred twenty-one thousand, four hundred twenty-five".