211423123301 has 16 divisors (see below), whose sum is σ = 231452352768. Its totient is φ = 191932804800.

The previous prime is 211423123243. The next prime is 211423123397. The reversal of 211423123301 is 103321324112.

It is a cyclic number.

It is not a de Polignac number, because 211423123301 - 2¹⁸ = 211422861157 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211423123001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7194500 + ... + 7223826.

It is an arithmetic number, because the mean of its divisors is an integer number (14465772048).

Almost surely, 2^211423123301 is an apocalyptic number.

It is an amenable number.

211423123301 is a deficient number, since it is larger than the sum of its proper divisors (20029229467).

211423123301 is a wasteful number, since it uses less digits than its factorization.

211423123301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38492.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 211423123301 its reverse (103321324112), we get a palindrome (314744447413).

The spelling of 211423123301 in words is "two hundred eleven billion, four hundred twenty-three million, one hundred twenty-three thousand, three hundred one".