20122002212222 has 4 divisors (see below), whose sum is σ = 30183003318336. Its totient is φ = 10061001106110.

The previous prime is 20122002212203. The next prime is 20122002212261. The reversal of 20122002212222 is 22221220022102.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×20122002212222³ (a number of 41 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20122002212194 and 20122002212203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5030500553054 + ... + 5030500553057.

It is an arithmetic number, because the mean of its divisors is an integer number (7545750829584).

Almost surely, 2^{20122002212222} is an apocalyptic number.

20122002212222 is a deficient number, since it is larger than the sum of its proper divisors (10061001106114).

20122002212222 is a wasteful number, since it uses less digits than its factorization.

20122002212222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10061001106113.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 20122002212222 its reverse (22221220022102), we get a palindrome (42343222234324).

The spelling of 20122002212222 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred twelve thousand, two hundred twenty-two".