212022120111 has 8 divisors (see below), whose sum is σ = 282952462080. Its totient is φ = 141219929112.

The previous prime is 212022120077. The next prime is 212022120119. The reversal of 212022120111 is 111021220212.

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

It is not a de Polignac number, because 212022120111 - 2⁶ = 212022120047 is a prime.

It is a super-3 number, since 3×212022120111³ (a number of 35 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212022120119) 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, 32033881 + ... + 32040498.

It is an arithmetic number, because the mean of its divisors is an integer number (35369057760).

Almost surely, 2^212022120111 is an apocalyptic number.

212022120111 is a deficient number, since it is larger than the sum of its proper divisors (70930341969).

212022120111 is a wasteful number, since it uses less digits than its factorization.

212022120111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64075485.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 212022120111 its reverse (111021220212), we get a palindrome (323043340323).

The spelling of 212022120111 in words is "two hundred twelve billion, twenty-two million, one hundred twenty thousand, one hundred eleven".