106022621491 has 2 divisors, whose sum is σ = 106022621492. Its totient is φ = 106022621490.

The previous prime is 106022621473. The next prime is 106022621519. The reversal of 106022621491 is 194126220601.

It is a weak prime.

It is an emirp because it is prime and its reverse (194126220601) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 106022621491 - 2⁷ = 106022621363 is a prime.

It is a super-2 number, since 2×106022621491² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (106022621591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53011310745 + 53011310746.

It is an arithmetic number, because the mean of its divisors is an integer number (53011310746).

Almost surely, 2^106022621491 is an apocalyptic number.

106022621491 is a deficient number, since it is larger than the sum of its proper divisors (1).

106022621491 is an equidigital number, since it uses as much as digits as its factorization.

106022621491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 106022621491 in words is "one hundred six billion, twenty-two million, six hundred twenty-one thousand, four hundred ninety-one".