211120023320 has 32 divisors (see below), whose sum is σ = 483071245200. Its totient is φ = 83016686208.

The previous prime is 211120023319. The next prime is 211120023347. The reversal of 211120023320 is 23320021112.

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, 44726459 + ... + 44731178.

Almost surely, 2^211120023320 is an apocalyptic number.

211120023320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211120023320 is an abundant number, since it is smaller than the sum of its proper divisors (271951221880).

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

211120023320 is a wasteful number, since it uses less digits than its factorization.

211120023320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89457707 (or 89457703 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 211120023320 its reverse (23320021112), we get a palindrome (234440044432).

The spelling of 211120023320 in words is "two hundred eleven billion, one hundred twenty million, twenty-three thousand, three hundred twenty".