11221114431234 has 64 divisors (see below), whose sum is σ = 23039439667200. Its totient is φ = 3642194445120.

The previous prime is 11221114431227. The next prime is 11221114431253. The reversal of 11221114431234 is 43213441112211.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21260467 + ... + 21781865.

It is an arithmetic number, because the mean of its divisors is an integer number (359991244800).

Almost surely, 2^{11221114431234} is an apocalyptic number.

11221114431234 is an abundant number, since it is smaller than the sum of its proper divisors (11818325235966).

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

11221114431234 is a wasteful number, since it uses less digits than its factorization.

11221114431234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522055.

The product of its digits is 4608, while the sum is 30.

Adding to 11221114431234 its reverse (43213441112211), we get a palindrome (54434555543445).

The spelling of 11221114431234 in words is "eleven trillion, two hundred twenty-one billion, one hundred fourteen million, four hundred thirty-one thousand, two hundred thirty-four".