2031224211400 has 24 divisors (see below), whose sum is σ = 4722596291970. Its totient is φ = 812489684480.

The previous prime is 2031224211389. The next prime is 2031224211433. The reversal of 2031224211400 is 41124221302.

It can be written as a sum of positive squares in 3 ways, for example, as 823603440676 + 1207620770724 = 907526^2 + 1098918^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5078060329 + ... + 5078060728.

Almost surely, 2^{2031224211400} is an apocalyptic number.

2031224211400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2031224211400 is an abundant number, since it is smaller than the sum of its proper divisors (2691372080570).

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

2031224211400 is a wasteful number, since it uses less digits than its factorization.

2031224211400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10156121073 (or 10156121064 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 2031224211400 its reverse (41124221302), we get a palindrome (2072348432702).

The spelling of 2031224211400 in words is "two trillion, thirty-one billion, two hundred twenty-four million, two hundred eleven thousand, four hundred".