22143152135254 has 8 divisors (see below), whose sum is σ = 33221860432488. Its totient is φ = 11069198657760.

The previous prime is 22143152135213. The next prime is 22143152135297. The reversal of 22143152135254 is 45253125134122.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188693292 + ... + 1188711919.

It is an arithmetic number, because the mean of its divisors is an integer number (4152732554061).

Almost surely, 2^{22143152135254} is an apocalyptic number.

22143152135254 is a deficient number, since it is larger than the sum of its proper divisors (11078708297234).

22143152135254 is a wasteful number, since it uses less digits than its factorization.

22143152135254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2377409870.

The product of its digits is 288000, while the sum is 40.

Adding to 22143152135254 its reverse (45253125134122), we get a palindrome (67396277269376).

The spelling of 22143152135254 in words is "twenty-two trillion, one hundred forty-three billion, one hundred fifty-two million, one hundred thirty-five thousand, two hundred fifty-four".