12021131022122 has 8 divisors (see below), whose sum is σ = 18042513392736. Its totient is φ = 6006959891212.

The previous prime is 12021131022119. The next prime is 12021131022143. The reversal of 12021131022122 is 22122013112021.

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

It is a super-3 number, since 3×12021131022122³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12021131022094 and 12021131022103.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1802805758 + ... + 1802812425.

It is an arithmetic number, because the mean of its divisors is an integer number (2255314174092).

Almost surely, 2^{12021131022122} is an apocalyptic number.

12021131022122 is a deficient number, since it is larger than the sum of its proper divisors (6021382370614).

12021131022122 is a wasteful number, since it uses less digits than its factorization.

12021131022122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3605619852.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 12021131022122 its reverse (22122013112021), we get a palindrome (34143144134143).

The spelling of 12021131022122 in words is "twelve trillion, twenty-one billion, one hundred thirty-one million, twenty-two thousand, one hundred twenty-two".