20122002210111 has 8 divisors (see below), whose sum is σ = 26882674922880. Its totient is φ = 13387998818712.

The previous prime is 20122002210077. The next prime is 20122002210113. The reversal of 20122002210111 is 11101220022102.

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

It is not a de Polignac number, because 20122002210111 - 2⁷ = 20122002209983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122002210113) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 6667328581 + ... + 6667331598.

It is an arithmetic number, because the mean of its divisors is an integer number (3360334365360).

Almost surely, 2^{20122002210111} is an apocalyptic number.

20122002210111 is a deficient number, since it is larger than the sum of its proper divisors (6760672712769).

20122002210111 is a wasteful number, since it uses less digits than its factorization.

20122002210111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13334660685.

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

Adding to 20122002210111 its reverse (11101220022102), we get a palindrome (31223222232213).

The spelling of 20122002210111 in words is "twenty trillion, one hundred twenty-two billion, two million, two hundred ten thousand, one hundred eleven".