12121020001022 has 8 divisors (see below), whose sum is σ = 18348333029400. Its totient is φ = 6004908991224.

The previous prime is 12121020001019. The next prime is 12121020001067. The reversal of 12121020001022 is 22010002012121.

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

It is a super-3 number, since 3×12121020001022³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12121020000988 and 12121020001006.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27800504372 + ... + 27800504807.

It is an arithmetic number, because the mean of its divisors is an integer number (2293541628675).

Almost surely, 2^{12121020001022} is an apocalyptic number.

12121020001022 is a deficient number, since it is larger than the sum of its proper divisors (6227313028378).

12121020001022 is a wasteful number, since it uses less digits than its factorization.

12121020001022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55601009290.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12121020001022 its reverse (22010002012121), we get a palindrome (34131022013143).

The spelling of 12121020001022 in words is "twelve trillion, one hundred twenty-one billion, twenty million, one thousand, twenty-two".