123012012033211 has 8 divisors (see below), whose sum is σ = 141899036578560. Its totient is φ = 104453457480168.

The previous prime is 123012012033203. The next prime is 123012012033277. The reversal of 123012012033211 is 112330210210321.

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 123012012033211 - 2³ = 123012012033203 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (123012012033011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82117497271 + ... + 82117498768.

It is an arithmetic number, because the mean of its divisors is an integer number (17737379572320).

Almost surely, 2^{123012012033211} is an apocalyptic number.

123012012033211 is a deficient number, since it is larger than the sum of its proper divisors (18887024545349).

123012012033211 is a wasteful number, since it uses less digits than its factorization.

123012012033211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164234996153.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 123012012033211 its reverse (112330210210321), we get a palindrome (235342222243532).

The spelling of 123012012033211 in words is "one hundred twenty-three trillion, twelve billion, twelve million, thirty-three thousand, two hundred eleven".