20433414111 has 24 divisors (see below), whose sum is σ = 30642944640. Its totient is φ = 12095880720.

The previous prime is 20433414103. The next prime is 20433414119. The reversal of 20433414111 is 11141433402.

It is an interprime number because it is at equal distance from previous prime (20433414103) and next prime (20433414119).

It is not a de Polignac number, because 20433414111 - 2³ = 20433414103 is a prime.

It is a super-2 number, since 2×20433414111² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20433414119) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 638931 + ... + 670148.

It is an arithmetic number, because the mean of its divisors is an integer number (1276789360).

Almost surely, 2^20433414111 is an apocalyptic number.

20433414111 is a deficient number, since it is larger than the sum of its proper divisors (10209530529).

20433414111 is a wasteful number, since it uses less digits than its factorization.

20433414111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1309147 (or 1309136 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 20433414111 its reverse (11141433402), we get a palindrome (31574847513).

The spelling of 20433414111 in words is "twenty billion, four hundred thirty-three million, four hundred fourteen thousand, one hundred eleven".