102212023323021 has 16 divisors (see below), whose sum is σ = 137634732785088. Its totient is φ = 67465357856000.

The previous prime is 102212023323013. The next prime is 102212023323089. The reversal of 102212023323021 is 120323320212201.

It is a cyclic number.

It is not a de Polignac number, because 102212023323021 - 2³ = 102212023323013 is a prime.

It is a super-3 number, since 3×102212023323021³ (a number of 43 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 102212023322982 and 102212023323000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102212023321021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12273301 + ... + 18842981.

It is an arithmetic number, because the mean of its divisors is an integer number (8602170799068).

Almost surely, 2^{102212023323021} is an apocalyptic number.

It is an amenable number.

102212023323021 is a deficient number, since it is larger than the sum of its proper divisors (35422709462067).

102212023323021 is a wasteful number, since it uses less digits than its factorization.

102212023323021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6621132.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 102212023323021 its reverse (120323320212201), we get a palindrome (222535343535222).

The spelling of 102212023323021 in words is "one hundred two trillion, two hundred twelve billion, twenty-three million, three hundred twenty-three thousand, twenty-one".