203213433120 has 96 divisors (see below), whose sum is σ = 677776595328. Its totient is φ = 51002585088.

The previous prime is 203213433109. The next prime is 203213433121. The reversal of 203213433120 is 21334312302.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (203213433121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12443644 + ... + 12459963.

It is an arithmetic number, because the mean of its divisors is an integer number (7060172868).

Almost surely, 2^203213433120 is an apocalyptic number.

203213433120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203213433120 is an abundant number, since it is smaller than the sum of its proper divisors (474563162208).

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

203213433120 is a wasteful number, since it uses less digits than its factorization.

203213433120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24903642 (or 24903634 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 203213433120 its reverse (21334312302), we get a palindrome (224547745422).

The spelling of 203213433120 in words is "two hundred three billion, two hundred thirteen million, four hundred thirty-three thousand, one hundred twenty".