203212423332 has 36 divisors (see below), whose sum is σ = 514183023900. Its totient is φ = 67670594112.

The previous prime is 203212423321. The next prime is 203212423333. The reversal of 203212423332 is 233324212302.

203212423332 is a `hidden beast` number, since 2 + 0 + 321 + 2 + 4 + 2 + 3 + 332 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 94929307236 + 108283116096 = 308106^2 + 329064^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a junction number, because it is equal to n+sod(n) for n = 203212423296 and 203212423305.

It is not an unprimeable number, because it can be changed into a prime (203212423333) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2749707 + ... + 2822642.

It is an arithmetic number, because the mean of its divisors is an integer number (14282861775).

Almost surely, 2^203212423332 is an apocalyptic number.

It is an amenable number.

203212423332 is an abundant number, since it is smaller than the sum of its proper divisors (310970600568).

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

203212423332 is a wasteful number, since it uses less digits than its factorization.

203212423332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5573372 (or 5573367 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 203212423332 its reverse (233324212302), we get a palindrome (436536635634).

The spelling of 203212423332 in words is "two hundred three billion, two hundred twelve million, four hundred twenty-three thousand, three hundred thirty-two".