20122023111 has 8 divisors (see below), whose sum is σ = 26833156080. Its totient is φ = 13412786112.

The previous prime is 20122023109. The next prime is 20122023139. The reversal of 20122023111 is 11132022102.

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

It is not a de Polignac number, because 20122023111 - 2¹ = 20122023109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122023211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449040 + ... + 491813.

It is an arithmetic number, because the mean of its divisors is an integer number (3354144510).

Almost surely, 2^20122023111 is an apocalyptic number.

20122023111 is a deficient number, since it is larger than the sum of its proper divisors (6711132969).

20122023111 is an equidigital number, since it uses as much as digits as its factorization.

20122023111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 947985.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 20122023111 its reverse (11132022102), we get a palindrome (31254045213).

The spelling of 20122023111 in words is "twenty billion, one hundred twenty-two million, twenty-three thousand, one hundred eleven".