11131420134234 has 32 divisors (see below), whose sum is σ = 22411067429376. Its totient is φ = 3685770586800.

The previous prime is 11131420134223. The next prime is 11131420134277. The reversal of 11131420134234 is 43243102413111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27401469 + ... + 27804735.

It is an arithmetic number, because the mean of its divisors is an integer number (700345857168).

Almost surely, 2^{11131420134234} is an apocalyptic number.

11131420134234 is an abundant number, since it is smaller than the sum of its proper divisors (11279647295142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11131420134234 is a wasteful number, since it uses less digits than its factorization.

11131420134234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433890.

The product of its (nonzero) digits is 6912, while the sum is 30.

Adding to 11131420134234 its reverse (43243102413111), we get a palindrome (54374522547345).

The spelling of 11131420134234 in words is "eleven trillion, one hundred thirty-one billion, four hundred twenty million, one hundred thirty-four thousand, two hundred thirty-four".