211311240443102 has 8 divisors (see below), whose sum is σ = 327896752411800. Its totient is φ = 102012322972504.

The previous prime is 211311240443081. The next prime is 211311240443117. The reversal of 211311240443102 is 201344042113112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1821648624452 + ... + 1821648624567.

It is an arithmetic number, because the mean of its divisors is an integer number (40987094051475).

Almost surely, 2^{211311240443102} is an apocalyptic number.

211311240443102 is a deficient number, since it is larger than the sum of its proper divisors (116585511968698).

211311240443102 is a wasteful number, since it uses less digits than its factorization.

211311240443102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3643297249050.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 211311240443102 its reverse (201344042113112), we get a palindrome (412655282556214).

The spelling of 211311240443102 in words is "two hundred eleven trillion, three hundred eleven billion, two hundred forty million, four hundred forty-three thousand, one hundred two".