20300211123 has 4 divisors (see below), whose sum is σ = 27066948168. Its totient is φ = 13533474080.

The previous prime is 20300211109. The next prime is 20300211137. The reversal of 20300211123 is 32111200302.

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

It is an interprime number because it is at equal distance from previous prime (20300211109) and next prime (20300211137).

It is a cyclic number.

It is not a de Polignac number, because 20300211123 - 2¹⁷ = 20300080051 is a prime.

It is a super-2 number, since 2×20300211123² (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (20300211143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3383368518 + ... + 3383368523.

It is an arithmetic number, because the mean of its divisors is an integer number (6766737042).

Almost surely, 2^20300211123 is an apocalyptic number.

20300211123 is a deficient number, since it is larger than the sum of its proper divisors (6766737045).

20300211123 is an equidigital number, since it uses as much as digits as its factorization.

20300211123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6766737044.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20300211123 its reverse (32111200302), we get a palindrome (52411411425).

The spelling of 20300211123 in words is "twenty billion, three hundred million, two hundred eleven thousand, one hundred twenty-three".