203323032402420 has 48 divisors (see below), whose sum is σ = 650633703689088. Its totient is φ = 46473835977600.

The previous prime is 203323032402401. The next prime is 203323032402431. The reversal of 203323032402420 is 24204230323302.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 242051228631 + ... + 242051229470.

It is an arithmetic number, because the mean of its divisors is an integer number (13554868826856).

Almost surely, 2^{203323032402420} is an apocalyptic number.

203323032402420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203323032402420 is an abundant number, since it is smaller than the sum of its proper divisors (447310671286668).

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

203323032402420 is a wasteful number, since it uses less digits than its factorization.

203323032402420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484102458120 (or 484102458118 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 30.

Adding to 203323032402420 its reverse (24204230323302), we get a palindrome (227527262725722).

The spelling of 203323032402420 in words is "two hundred three trillion, three hundred twenty-three billion, thirty-two million, four hundred two thousand, four hundred twenty".