20112132311211 has 8 divisors (see below), whose sum is σ = 26816230590784. Its totient is φ = 13408061119560.

The previous prime is 20112132311143. The next prime is 20112132311263. The reversal of 20112132311211 is 11211323121102.

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

It is not a de Polignac number, because 20112132311211 - 2¹⁴ = 20112132294827 is a prime.

It is a super-2 number, since 2×20112132311211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20112132311111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4971121 + ... + 8058306.

It is an arithmetic number, because the mean of its divisors is an integer number (3352028823848).

Almost surely, 2^{20112132311211} is an apocalyptic number.

20112132311211 is a deficient number, since it is larger than the sum of its proper divisors (6704098279573).

20112132311211 is a wasteful number, since it uses less digits than its factorization.

20112132311211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13543961.

The product of its (nonzero) digits is 144, while the sum is 21.

Adding to 20112132311211 its reverse (11211323121102), we get a palindrome (31323455432313).

The spelling of 20112132311211 in words is "twenty trillion, one hundred twelve billion, one hundred thirty-two million, three hundred eleven thousand, two hundred eleven".