20112435151 has 2 divisors, whose sum is σ = 20112435152. Its totient is φ = 20112435150.

The previous prime is 20112435149. The next prime is 20112435229. The reversal of 20112435151 is 15153421102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20112435151 - 2¹ = 20112435149 is a prime.

Together with 20112435149, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20110435151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10056217575 + 10056217576.

It is an arithmetic number, because the mean of its divisors is an integer number (10056217576).

Almost surely, 2^20112435151 is an apocalyptic number.

20112435151 is a deficient number, since it is larger than the sum of its proper divisors (1).

20112435151 is an equidigital number, since it uses as much as digits as its factorization.

20112435151 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1200, while the sum is 25.

Adding to 20112435151 its reverse (15153421102), we get a palindrome (35265856253).

The spelling of 20112435151 in words is "twenty billion, one hundred twelve million, four hundred thirty-five thousand, one hundred fifty-one".