201124020403 has 2 divisors, whose sum is σ = 201124020404. Its totient is φ = 201124020402.

The previous prime is 201124020401. The next prime is 201124020413. The reversal of 201124020403 is 304020421102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 201124020403 - 2¹ = 201124020401 is a prime.

Together with 201124020401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (201124020401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100562010201 + 100562010202.

It is an arithmetic number, because the mean of its divisors is an integer number (100562010202).

Almost surely, 2^201124020403 is an apocalyptic number.

201124020403 is a deficient number, since it is larger than the sum of its proper divisors (1).

201124020403 is an equidigital number, since it uses as much as digits as its factorization.

201124020403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 201124020403 its reverse (304020421102), we get a palindrome (505144441505).

The spelling of 201124020403 in words is "two hundred one billion, one hundred twenty-four million, twenty thousand, four hundred three".