20134242132311 has 16 divisors (see below), whose sum is σ = 21221894894400. Its totient is φ = 19072826992128.

The previous prime is 20134242132269. The next prime is 20134242132317. The reversal of 20134242132311 is 11323124243102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20134242132311 - 2²² = 20134237938007 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20134242132317) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145526255 + ... + 145664543.

It is an arithmetic number, because the mean of its divisors is an integer number (1326368430900).

Almost surely, 2^{20134242132311} is an apocalyptic number.

20134242132311 is a deficient number, since it is larger than the sum of its proper divisors (1087652762089).

20134242132311 is a wasteful number, since it uses less digits than its factorization.

20134242132311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 233098.

The product of its (nonzero) digits is 6912, while the sum is 29.

Adding to 20134242132311 its reverse (11323124243102), we get a palindrome (31457366375413).

The spelling of 20134242132311 in words is "twenty trillion, one hundred thirty-four billion, two hundred forty-two million, one hundred thirty-two thousand, three hundred eleven".