20223319387 has 2 divisors, whose sum is σ = 20223319388. Its totient is φ = 20223319386.

The previous prime is 20223319381. The next prime is 20223319393. The reversal of 20223319387 is 78391332202.

It is a balanced prime because it is at equal distance from previous prime (20223319381) and next prime (20223319393).

It is a cyclic number.

It is not a de Polignac number, because 20223319387 - 2¹¹ = 20223317339 is a prime.

It is a super-2 number, since 2×20223319387² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20223319381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10111659693 + 10111659694.

It is an arithmetic number, because the mean of its divisors is an integer number (10111659694).

Almost surely, 2^20223319387 is an apocalyptic number.

20223319387 is a deficient number, since it is larger than the sum of its proper divisors (1).

20223319387 is an equidigital number, since it uses as much as digits as its factorization.

20223319387 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108864, while the sum is 40.

The spelling of 20223319387 in words is "twenty billion, two hundred twenty-three million, three hundred nineteen thousand, three hundred eighty-seven".