20123124212211 has 8 divisors (see below), whose sum is σ = 26830871901120. Its totient is φ = 13415396332392.

The previous prime is 20123124212183. The next prime is 20123124212291. The reversal of 20123124212211 is 11221242132102.

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

It is not a de Polignac number, because 20123124212211 - 2¹⁸ = 20123123950067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20123124212291) 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, 2393005 + ... + 6780318.

It is an arithmetic number, because the mean of its divisors is an integer number (3353858987640).

Almost surely, 2^{20123124212211} is an apocalyptic number.

20123124212211 is a deficient number, since it is larger than the sum of its proper divisors (6707747688909).

20123124212211 is an equidigital number, since it uses as much as digits as its factorization.

20123124212211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9904545.

The product of its (nonzero) digits is 768, while the sum is 24.

Adding to 20123124212211 its reverse (11221242132102), we get a palindrome (31344366344313).

The spelling of 20123124212211 in words is "twenty trillion, one hundred twenty-three billion, one hundred twenty-four million, two hundred twelve thousand, two hundred eleven".