211120000500 has 48 divisors (see below), whose sum is σ = 614781445824. Its totient is φ = 56298666400.

The previous prime is 211120000499. The next prime is 211120000517. The reversal of 211120000500 is 5000021112.

It is a super-2 number, since 2×211120000500² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

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, 70371834 + ... + 70374833.

It is an arithmetic number, because the mean of its divisors is an integer number (12807946788).

Almost surely, 2^211120000500 is an apocalyptic number.

211120000500 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120000500 is an abundant number, since it is smaller than the sum of its proper divisors (403661445324).

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

211120000500 is a wasteful number, since it uses less digits than its factorization.

211120000500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140746689 (or 140746677 counting only the distinct ones).

The product of its (nonzero) digits is 20, while the sum is 12.

Adding to 211120000500 its reverse (5000021112), we get a palindrome (216120021612).

The spelling of 211120000500 in words is "two hundred eleven billion, one hundred twenty million, five hundred", and thus it is an aban number.