203391482112 has 1728 divisors, whose sum is σ = 826631536640. Its totient is φ = 48372940800.

The previous prime is 203391482101. The next prime is 203391482113. The reversal of 203391482112 is 211284193302.

203391482112 is a `hidden beast` number, since 203 + 391 + 48 + 21 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (1728).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (203391482113) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3334286562 + ... + 3334286622.

Almost surely, 2^203391482112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 203391482112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (413315768320).

203391482112 is an abundant number, since it is smaller than the sum of its proper divisors (623240054528).

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

203391482112 is a wasteful number, since it uses less digits than its factorization.

203391482112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162 (or 136 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The spelling of 203391482112 in words is "two hundred three billion, three hundred ninety-one million, four hundred eighty-two thousand, one hundred twelve".