11420132142311 has 4 divisors (see below), whose sum is σ = 11426999331072. Its totient is φ = 11413264953552.

The previous prime is 11420132142301. The next prime is 11420132142317. The reversal of 11420132142311 is 11324123102411.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11420132142311 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11420132142317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3433591886 + ... + 3433595211.

It is an arithmetic number, because the mean of its divisors is an integer number (2856749832768).

Almost surely, 2^{11420132142311} is an apocalyptic number.

11420132142311 is a deficient number, since it is larger than the sum of its proper divisors (6867188761).

11420132142311 is an equidigital number, since it uses as much as digits as its factorization.

11420132142311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6867188760.

The product of its (nonzero) digits is 1152, while the sum is 26.

Adding to 11420132142311 its reverse (11324123102411), we get a palindrome (22744255244722).

The spelling of 11420132142311 in words is "eleven trillion, four hundred twenty billion, one hundred thirty-two million, one hundred forty-two thousand, three hundred eleven".