20132235511 has 2 divisors, whose sum is σ = 20132235512. Its totient is φ = 20132235510.

The previous prime is 20132235503. The next prime is 20132235559. The reversal of 20132235511 is 11553223102.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 20132235511 - 2³ = 20132235503 is a prime.

It is a super-2 number, since 2×20132235511² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20132235311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10066117755 + 10066117756.

It is an arithmetic number, because the mean of its divisors is an integer number (10066117756).

Almost surely, 2^20132235511 is an apocalyptic number.

20132235511 is a deficient number, since it is larger than the sum of its proper divisors (1).

20132235511 is an equidigital number, since it uses as much as digits as its factorization.

20132235511 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1800, while the sum is 25.

Adding to 20132235511 its reverse (11553223102), we get a palindrome (31685458613).

The spelling of 20132235511 in words is "twenty billion, one hundred thirty-two million, two hundred thirty-five thousand, five hundred eleven".