23214151144138 has 4 divisors (see below), whose sum is σ = 34821226716210. Its totient is φ = 11607075572068.

The previous prime is 23214151144133. The next prime is 23214151144139. The reversal of 23214151144138 is 83144115141232.

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

It can be written as a sum of positive squares in only one way, i.e., 17252999390929 + 5961151753209 = 4153673^2 + 2441547^2 .

It is a super-2 number, since 2×23214151144138² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 23214151144138.

It is not an unprimeable number, because it can be changed into a prime (23214151144133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5803537786033 + ... + 5803537786036.

Almost surely, 2^{23214151144138} is an apocalyptic number.

23214151144138 is a deficient number, since it is larger than the sum of its proper divisors (11607075572072).

23214151144138 is a wasteful number, since it uses less digits than its factorization.

23214151144138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11607075572071.

The product of its digits is 92160, while the sum is 40.

The spelling of 23214151144138 in words is "twenty-three trillion, two hundred fourteen billion, one hundred fifty-one million, one hundred forty-four thousand, one hundred thirty-eight".