20248819227 has 192 divisors, whose sum is σ = 38645268480. Its totient is φ = 9932025600.

The previous prime is 20248819223. The next prime is 20248819237. The reversal of 20248819227 is 72291884202.

It is a happy number.

It is not a de Polignac number, because 20248819227 - 2² = 20248819223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20248819223) by changing a digit.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 84722974 + ... + 84723212.

It is an arithmetic number, because the mean of its divisors is an integer number (201277440).

Almost surely, 2^20248819227 is an apocalyptic number.

20248819227 is a deficient number, since it is larger than the sum of its proper divisors (18396449253).

20248819227 is a wasteful number, since it uses less digits than its factorization.

20248819227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414 (or 411 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 45.

The spelling of 20248819227 in words is "twenty billion, two hundred forty-eight million, eight hundred nineteen thousand, two hundred twenty-seven".