20022430553507 has 8 divisors (see below), whose sum is σ = 20488715752560. Its totient is φ = 19556174776320.

The previous prime is 20022430553483. The next prime is 20022430553509. The reversal of 20022430553507 is 70535503422002.

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

It is not a de Polignac number, because 20022430553507 - 2¹² = 20022430549411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20022430553509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5975582 + ... + 8703587.

It is an arithmetic number, because the mean of its divisors is an integer number (2561089469070).

Almost surely, 2^{20022430553507} is an apocalyptic number.

20022430553507 is a deficient number, since it is larger than the sum of its proper divisors (466285199053).

20022430553507 is a wasteful number, since it uses less digits than its factorization.

20022430553507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14710933.

The product of its (nonzero) digits is 252000, while the sum is 38.

Adding to 20022430553507 its reverse (70535503422002), we get a palindrome (90557933975509).

The spelling of 20022430553507 in words is "twenty trillion, twenty-two billion, four hundred thirty million, five hundred fifty-three thousand, five hundred seven".