11432121234 has 64 divisors (see below), whose sum is σ = 23576956416. Its totient is φ = 3693707264.

The previous prime is 11432121199. The next prime is 11432121301. The reversal of 11432121234 is 43212123411.

It is a Curzon number.

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, 16886104 + ... + 16886780.

It is an arithmetic number, because the mean of its divisors is an integer number (368389944).

Almost surely, 2^11432121234 is an apocalyptic number.

11432121234 is an abundant number, since it is smaller than the sum of its proper divisors (12144835182).

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

11432121234 is a wasteful number, since it uses less digits than its factorization.

11432121234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219.

The product of its digits is 1152, while the sum is 24.

Adding to 11432121234 its reverse (43212123411), we get a palindrome (54644244645).

It can be divided in two parts, 11 and 432121234, that multiplied together give a palindrome (4753333574).

The spelling of 11432121234 in words is "eleven billion, four hundred thirty-two million, one hundred twenty-one thousand, two hundred thirty-four".