20110122103 has 8 divisors (see below), whose sum is σ = 21812414400. Its totient is φ = 18465534720.

The previous prime is 20110122089. The next prime is 20110122119. The reversal of 20110122103 is 30122101102.

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

It is a cyclic number.

It is not a de Polignac number, because 20110122103 - 2²⁵ = 20076567671 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110122143) 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, 14425503 + ... + 14426896.

It is an arithmetic number, because the mean of its divisors is an integer number (2726551800).

Almost surely, 2^20110122103 is an apocalyptic number.

20110122103 is a deficient number, since it is larger than the sum of its proper divisors (1702292297).

20110122103 is a wasteful number, since it uses less digits than its factorization.

20110122103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28852457.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 20110122103 its reverse (30122101102), we get a palindrome (50232223205).

The spelling of 20110122103 in words is "twenty billion, one hundred ten million, one hundred twenty-two thousand, one hundred three".