211244010000 has 100 divisors (see below), whose sum is σ = 681923926992. Its totient is φ = 56331728000.

The previous prime is 211244009863. The next prime is 211244010011. The reversal of 211244010000 is 10442112.

It is a tau number, because it is divible by the number of its divisors (100).

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

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 3490734 + ... + 3550733.

Almost surely, 2^211244010000 is an apocalyptic number.

211244010000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211244010000 is an abundant number, since it is smaller than the sum of its proper divisors (470679916992).

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

211244010000 is an equidigital number, since it uses as much as digits as its factorization.

211244010000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7041498 (or 7041477 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 211244010000 its reverse (10442112), we get a palindrome (211254452112).

The spelling of 211244010000 in words is "two hundred eleven billion, two hundred forty-four million, ten thousand".