202013312 has 96 divisors (see below), whose sum is σ = 440901120. Its totient is φ = 92123136.

The previous prime is 202013309. The next prime is 202013321. The reversal of 202013312 is 213310202.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1590593 + ... + 1590719.

It is an arithmetic number, because the mean of its divisors is an integer number (4592720).

Almost surely, 2^202013312 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 202013312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (220450560).

202013312 is an abundant number, since it is smaller than the sum of its proper divisors (238887808).

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

202013312 is a wasteful number, since it uses less digits than its factorization.

202013312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 189 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 202013312 is about 14213.1387103623. The cubic root of 202013312 is about 586.7593196180.

Adding to 202013312 its reverse (213310202), we get a palindrome (415323514).

The spelling of 202013312 in words is "two hundred two million, thirteen thousand, three hundred twelve".