211303122000 has 80 divisors (see below), whose sum is σ = 681241284672. Its totient is φ = 56347497600.

The previous prime is 211303121983. The next prime is 211303122011. The reversal of 211303122000 is 221303112.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17602594 + ... + 17614593.

Almost surely, 2^211303122000 is an apocalyptic number.

211303122000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211303122000 is an abundant number, since it is smaller than the sum of its proper divisors (469938162672).

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

211303122000 is a wasteful number, since it uses less digits than its factorization.

211303122000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35217213 (or 35217197 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 211303122000 its reverse (221303112), we get a palindrome (211524425112).

The spelling of 211303122000 in words is "two hundred eleven billion, three hundred three million, one hundred twenty-two thousand".