20072262193 has 4 divisors (see below), whose sum is σ = 20081375728. Its totient is φ = 20063148660.

The previous prime is 20072262179. The next prime is 20072262241. The reversal of 20072262193 is 39126227002.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20072262193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20072262103) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4553463 + ... + 4557868.

It is an arithmetic number, because the mean of its divisors is an integer number (5020343932).

Almost surely, 2^20072262193 is an apocalyptic number.

It is an amenable number.

20072262193 is a deficient number, since it is larger than the sum of its proper divisors (9113535).

20072262193 is an equidigital number, since it uses as much as digits as its factorization.

20072262193 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9113534.

The product of its (nonzero) digits is 18144, while the sum is 34.

Adding to 20072262193 its reverse (39126227002), we get a palindrome (59198489195).

The spelling of 20072262193 in words is "twenty billion, seventy-two million, two hundred sixty-two thousand, one hundred ninety-three".