221002220120107 has 2 divisors, whose sum is σ = 221002220120108. Its totient is φ = 221002220120106.

The previous prime is 221002220120057. The next prime is 221002220120119. The reversal of 221002220120107 is 701021022200122.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-221002220120107 is a prime.

It is not a weakly prime, because it can be changed into another prime (221002220120137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110501110060053 + 110501110060054.

It is an arithmetic number, because the mean of its divisors is an integer number (110501110060054).

Almost surely, 2^{221002220120107} is an apocalyptic number.

221002220120107 is a deficient number, since it is larger than the sum of its proper divisors (1).

221002220120107 is an equidigital number, since it uses as much as digits as its factorization.

221002220120107 is an evil number, because the sum of its binary digits is even.

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

Adding to 221002220120107 its reverse (701021022200122), we get a palindrome (922023242320229).

The spelling of 221002220120107 in words is "two hundred twenty-one trillion, two billion, two hundred twenty million, one hundred twenty thousand, one hundred seven".