20225820695 has 4 divisors (see below), whose sum is σ = 24270984840. Its totient is φ = 16180656552.

The previous prime is 20225820683. The next prime is 20225820749. The reversal of 20225820695 is 59602852202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 59602852202 = 2 ⋅29801426101.

It is a cyclic number.

It is not a de Polignac number, because 20225820695 - 2⁴ = 20225820679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2022582065 + ... + 2022582074.

It is an arithmetic number, because the mean of its divisors is an integer number (6067746210).

Almost surely, 2^20225820695 is an apocalyptic number.

20225820695 is a deficient number, since it is larger than the sum of its proper divisors (4045164145).

20225820695 is an equidigital number, since it uses as much as digits as its factorization.

20225820695 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4045164144.

The product of its (nonzero) digits is 172800, while the sum is 41.

The spelling of 20225820695 in words is "twenty billion, two hundred twenty-five million, eight hundred twenty thousand, six hundred ninety-five".