43622020103 has 2 divisors, whose sum is σ = 43622020104. Its totient is φ = 43622020102.

The previous prime is 43622020033. The next prime is 43622020147. The reversal of 43622020103 is 30102022634.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-43622020103 is a prime.

It is a super-2 number, since 2×43622020103² (a number of 22 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43622020163) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21811010051 + 21811010052.

It is an arithmetic number, because the mean of its divisors is an integer number (21811010052).

Almost surely, 2^43622020103 is an apocalyptic number.

43622020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

43622020103 is an equidigital number, since it uses as much as digits as its factorization.

43622020103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 43622020103 its reverse (30102022634), we get a palindrome (73724042737).

The spelling of 43622020103 in words is "forty-three billion, six hundred twenty-two million, twenty thousand, one hundred three".