22031434143465 has 8 divisors (see below), whose sum is σ = 35250294629568. Its totient is φ = 11750098209840.

The previous prime is 22031434143377. The next prime is 22031434143503. The reversal of 22031434143465 is 56434143413022.

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

It is not a de Polignac number, because 22031434143465 - 2¹² = 22031434139369 is a prime.

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 7 ways as a sum of consecutive naturals, for example, 734381138101 + ... + 734381138130.

It is an arithmetic number, because the mean of its divisors is an integer number (4406286828696).

Almost surely, 2^{22031434143465} is an apocalyptic number.

It is an amenable number.

22031434143465 is a deficient number, since it is larger than the sum of its proper divisors (13218860486103).

22031434143465 is a wasteful number, since it uses less digits than its factorization.

22031434143465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468762276239.

The product of its (nonzero) digits is 829440, while the sum is 42.

Adding to 22031434143465 its reverse (56434143413022), we get a palindrome (78465577556487).

The spelling of 22031434143465 in words is "twenty-two trillion, thirty-one billion, four hundred thirty-four million, one hundred forty-three thousand, four hundred sixty-five".