100120120220149 has 2 divisors, whose sum is σ = 100120120220150. Its totient is φ = 100120120220148.

The previous prime is 100120120220147. The next prime is 100120120220203. The reversal of 100120120220149 is 941022021021001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 84985351562500 + 15134768657649 = 9218750^2 + 3890343^2 .

It is a cyclic number.

It is not a de Polignac number, because 100120120220149 - 2¹ = 100120120220147 is a prime.

Together with 100120120220147, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100120120220147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50060060110074 + 50060060110075.

It is an arithmetic number, because the mean of its divisors is an integer number (50060060110075).

Almost surely, 2^{100120120220149} is an apocalyptic number.

It is an amenable number.

100120120220149 is a deficient number, since it is larger than the sum of its proper divisors (1).

100120120220149 is an equidigital number, since it uses as much as digits as its factorization.

100120120220149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 25.

The spelling of 100120120220149 in words is "one hundred trillion, one hundred twenty billion, one hundred twenty million, two hundred twenty thousand, one hundred forty-nine".