211120122212142 has 128 divisors (see below), whose sum is σ = 526399557304320. Its totient is φ = 55529582317440.

The previous prime is 211120122212141. The next prime is 211120122212203. The reversal of 211120122212142 is 241212221021112.

211120122212142 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211120122212141) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 89499198 + ... + 91827809.

It is an arithmetic number, because the mean of its divisors is an integer number (4112496541440).

Almost surely, 2^{211120122212142} is an apocalyptic number.

211120122212142 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

211120122212142 is an abundant number, since it is smaller than the sum of its proper divisors (315279435092178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

211120122212142 is a wasteful number, since it uses less digits than its factorization.

211120122212142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181327118.

The product of its (nonzero) digits is 512, while the sum is 24.

Adding to 211120122212142 its reverse (241212221021112), we get a palindrome (452332343233254).

The spelling of 211120122212142 in words is "two hundred eleven trillion, one hundred twenty billion, one hundred twenty-two million, two hundred twelve thousand, one hundred forty-two".