202313211400 has 24 divisors (see below), whose sum is σ = 470378216970. Its totient is φ = 80925284480.

The previous prime is 202313211377. The next prime is 202313211413. The reversal of 202313211400 is 4112313202.

It is a happy number.

202313211400 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 185001493924 + 17311717476 = 430118^2 + 131574^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 505782829 + ... + 505783228.

Almost surely, 2^202313211400 is an apocalyptic number.

202313211400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202313211400 is an abundant number, since it is smaller than the sum of its proper divisors (268065005570).

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

202313211400 is a wasteful number, since it uses less digits than its factorization.

202313211400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1011566073 (or 1011566064 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 202313211400 its reverse (4112313202), we get a palindrome (206425524602).

The spelling of 202313211400 in words is "two hundred two billion, three hundred thirteen million, two hundred eleven thousand, four hundred".