211233312100123 has 8 divisors (see below), whose sum is σ = 213300994679136. Its totient is φ = 209165954016000.

The previous prime is 211233312100121. The next prime is 211233312100133. The reversal of 211233312100123 is 321001213332112.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 211233312100123 - 2¹ = 211233312100121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (211233312100121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79815328 + ... + 82419373.

It is an arithmetic number, because the mean of its divisors is an integer number (26662624334892).

Almost surely, 2^{211233312100123} is an apocalyptic number.

211233312100123 is a deficient number, since it is larger than the sum of its proper divisors (2067682579013).

211233312100123 is a wasteful number, since it uses less digits than its factorization.

211233312100123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162247445.

The product of its (nonzero) digits is 1296, while the sum is 25.

Adding to 211233312100123 its reverse (321001213332112), we get a palindrome (532234525432235).

The spelling of 211233312100123 in words is "two hundred eleven trillion, two hundred thirty-three billion, three hundred twelve million, one hundred thousand, one hundred twenty-three".