211204322221040 has 40 divisors (see below), whose sum is σ = 491992563750768. Its totient is φ = 84319575841280.

The previous prime is 211204322220961. The next prime is 211204322221063. The reversal of 211204322221040 is 40122223402112.

It is a happy number.

211204322221040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2533599422 + ... + 2533682781.

Almost surely, 2^{211204322221040} is an apocalyptic number.

211204322221040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211204322221040 is an abundant number, since it is smaller than the sum of its proper divisors (280788241529728).

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

211204322221040 is a wasteful number, since it uses less digits than its factorization.

211204322221040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5067282737 (or 5067282731 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

Adding to 211204322221040 its reverse (40122223402112), we get a palindrome (251326545623152).

The spelling of 211204322221040 in words is "two hundred eleven trillion, two hundred four billion, three hundred twenty-two million, two hundred twenty-one thousand, forty".