20341111403 has 2 divisors, whose sum is σ = 20341111404. Its totient is φ = 20341111402.

The previous prime is 20341111391. The next prime is 20341111451. The reversal of 20341111403 is 30411114302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20341111403 - 2²² = 20336917099 is a prime.

It is not a weakly prime, because it can be changed into another prime (20341111603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10170555701 + 10170555702.

It is an arithmetic number, because the mean of its divisors is an integer number (10170555702).

Almost surely, 2^20341111403 is an apocalyptic number.

20341111403 is a deficient number, since it is larger than the sum of its proper divisors (1).

20341111403 is an equidigital number, since it uses as much as digits as its factorization.

20341111403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 20341111403 its reverse (30411114302), we get a palindrome (50752225705).

The spelling of 20341111403 in words is "twenty billion, three hundred forty-one million, one hundred eleven thousand, four hundred three".