20310145436222 has 8 divisors (see below), whose sum is σ = 30502876028400. Its totient is φ = 10142520093424.

The previous prime is 20310145436201. The next prime is 20310145436233. The reversal of 20310145436222 is 22263454101302.

It is a happy number.

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 (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6276310322 + ... + 6276313557.

It is an arithmetic number, because the mean of its divisors is an integer number (3812859503550).

Almost surely, 2^{20310145436222} is an apocalyptic number.

20310145436222 is a deficient number, since it is larger than the sum of its proper divisors (10192730592178).

20310145436222 is a wasteful number, since it uses less digits than its factorization.

20310145436222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12552624690.

The product of its (nonzero) digits is 69120, while the sum is 35.

Adding to 20310145436222 its reverse (22263454101302), we get a palindrome (42573599537524).

The spelling of 20310145436222 in words is "twenty trillion, three hundred ten billion, one hundred forty-five million, four hundred thirty-six thousand, two hundred twenty-two".