211340101443400 has 48 divisors (see below), whose sum is σ = 491415228411300. Its totient is φ = 84527525729280.

The previous prime is 211340101443349. The next prime is 211340101443421. The reversal of 211340101443400 is 4344101043112.

It can be written as a sum of positive squares in 6 ways, for example, as 108655481354436 + 102684620088964 = 10423794^2 + 10133342^2 .

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 11 ways as a sum of consecutive naturals, for example, 51227037 + ... + 55198636.

Almost surely, 2^{211340101443400} is an apocalyptic number.

211340101443400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211340101443400 is an abundant number, since it is smaller than the sum of its proper divisors (280075126967900).

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

211340101443400 is a wasteful number, since it uses less digits than its factorization.

211340101443400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106435618 (or 106435609 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 28.

Adding to 211340101443400 its reverse (4344101043112), we get a palindrome (215684202486512).

The spelling of 211340101443400 in words is "two hundred eleven trillion, three hundred forty billion, one hundred one million, four hundred forty-three thousand, four hundred".