100221111001007 has 2 divisors, whose sum is σ = 100221111001008. Its totient is φ = 100221111001006.

The previous prime is 100221111000973. The next prime is 100221111001073. The reversal of 100221111001007 is 700100111122001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100221111001007 - 2¹⁸ = 100221110738863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100221111001807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110555500503 + 50110555500504.

It is an arithmetic number, because the mean of its divisors is an integer number (50110555500504).

Almost surely, 2^{100221111001007} is an apocalyptic number.

100221111001007 is a deficient number, since it is larger than the sum of its proper divisors (1).

100221111001007 is an equidigital number, since it uses as much as digits as its factorization.

100221111001007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 100221111001007 its reverse (700100111122001), we get a palindrome (800321222123008).

The spelling of 100221111001007 in words is "one hundred trillion, two hundred twenty-one billion, one hundred eleven million, one thousand, seven".