11220331234 has 16 divisors (see below), whose sum is σ = 19243806336. Its totient is φ = 4806475200.

The previous prime is 11220331229. The next prime is 11220331259. The reversal of 11220331234 is 43213302211.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155182 + ... + 215689.

It is an arithmetic number, because the mean of its divisors is an integer number (1202737896).

Almost surely, 2^11220331234 is an apocalyptic number.

11220331234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

11220331234 is a deficient number, since it is larger than the sum of its proper divisors (8023475102).

11220331234 is a wasteful number, since it uses less digits than its factorization.

11220331234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373041.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 11220331234 its reverse (43213302211), we get a palindrome (54433633445).

The spelling of 11220331234 in words is "eleven billion, two hundred twenty million, three hundred thirty-one thousand, two hundred thirty-four".