203342301221120 has 72 divisors (see below), whose sum is σ = 487070874830400. Its totient is φ = 81336499845120.

The previous prime is 203342301221113. The next prime is 203342301221123. The reversal of 203342301221120 is 21122103243302.

It is a self number, because there is not a number n which added to its sum of digits gives 203342301221120.

It is not an unprimeable number, because it can be changed into a prime (203342301221123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 398299781 + ... + 398809979.

Almost surely, 2^{203342301221120} is an apocalyptic number.

203342301221120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203342301221120 is an abundant number, since it is smaller than the sum of its proper divisors (283728573609280).

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

203342301221120 is an equidigital number, since it uses as much as digits as its factorization.

203342301221120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 821591 (or 821577 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 203342301221120 its reverse (21122103243302), we get a palindrome (224464404464422).

The spelling of 203342301221120 in words is "two hundred three trillion, three hundred forty-two billion, three hundred one million, two hundred twenty-one thousand, one hundred twenty".