10421020147 has 2 divisors, whose sum is σ = 10421020148. Its totient is φ = 10421020146.

The previous prime is 10421020133. The next prime is 10421020249. The reversal of 10421020147 is 74102012401.

10421020147 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10421020147 - 2²³ = 10412631539 is a prime.

It is not a weakly prime, because it can be changed into another prime (10421020447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5210510073 + 5210510074.

It is an arithmetic number, because the mean of its divisors is an integer number (5210510074).

Almost surely, 2^10421020147 is an apocalyptic number.

10421020147 is a deficient number, since it is larger than the sum of its proper divisors (1).

10421020147 is an equidigital number, since it uses as much as digits as its factorization.

10421020147 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 22.

Adding to 10421020147 its reverse (74102012401), we get a palindrome (84523032548).

The spelling of 10421020147 in words is "ten billion, four hundred twenty-one million, twenty thousand, one hundred forty-seven".