106220651 has 2 divisors, whose sum is σ = 106220652. Its totient is φ = 106220650.

The previous prime is 106220617. The next prime is 106220669. The reversal of 106220651 is 156022601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 106220651 - 2¹⁰ = 106219627 is a prime.

It is a super-2 number, since 2×106220651² = 22565653397727602, which contains 22 as substring.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (106220251) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53110325 + 53110326.

It is an arithmetic number, because the mean of its divisors is an integer number (53110326).

Almost surely, 2^106220651 is an apocalyptic number.

106220651 is a deficient number, since it is larger than the sum of its proper divisors (1).

106220651 is an equidigital number, since it uses as much as digits as its factorization.

106220651 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 106220651 is about 10306.3403301075. The cubic root of 106220651 is about 473.5905045762.

The spelling of 106220651 in words is "one hundred six million, two hundred twenty thousand, six hundred fifty-one".