20010241123 has 2 divisors, whose sum is σ = 20010241124. Its totient is φ = 20010241122.

The previous prime is 20010241087. The next prime is 20010241133. The reversal of 20010241123 is 32114201002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20010241123 - 2⁹ = 20010240611 is a prime.

It is a super-2 number, since 2×20010241123² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20010241097 and 20010241106.

It is not a weakly prime, because it can be changed into another prime (20010241133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10005120561 + 10005120562.

It is an arithmetic number, because the mean of its divisors is an integer number (10005120562).

Almost surely, 2^20010241123 is an apocalyptic number.

20010241123 is a deficient number, since it is larger than the sum of its proper divisors (1).

20010241123 is an equidigital number, since it uses as much as digits as its factorization.

20010241123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 20010241123 its reverse (32114201002), we get a palindrome (52124442125).

The spelling of 20010241123 in words is "twenty billion, ten million, two hundred forty-one thousand, one hundred twenty-three".