211423123300 has 36 divisors (see below), whose sum is σ = 459823913136. Its totient is φ = 84378330400.

The previous prime is 211423123243. The next prime is 211423123397. The reversal of 211423123300 is 3321324112.

211423123300 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2341966 + ... + 2430565.

It is an arithmetic number, because the mean of its divisors is an integer number (12772886476).

Almost surely, 2^211423123300 is an apocalyptic number.

211423123300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

211423123300 is an abundant number, since it is smaller than the sum of its proper divisors (248400789836).

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

211423123300 is a wasteful number, since it uses less digits than its factorization.

211423123300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4772988 (or 4772981 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 211423123300 its reverse (3321324112), we get a palindrome (214744447412).

The spelling of 211423123300 in words is "two hundred eleven billion, four hundred twenty-three million, one hundred twenty-three thousand, three hundred".