120100122101 has 2 divisors, whose sum is σ = 120100122102. Its totient is φ = 120100122100.

The previous prime is 120100122091. The next prime is 120100122187. The reversal of 120100122101 is 101221001021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 115009156900 + 5090965201 = 339130^2 + 71351^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-120100122101 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120100121101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60050061050 + 60050061051.

It is an arithmetic number, because the mean of its divisors is an integer number (60050061051).

Almost surely, 2^120100122101 is an apocalyptic number.

It is an amenable number.

120100122101 is a deficient number, since it is larger than the sum of its proper divisors (1).

120100122101 is an equidigital number, since it uses as much as digits as its factorization.

120100122101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 120100122101 its reverse (101221001021), we get a palindrome (221321123122).

The spelling of 120100122101 in words is "one hundred twenty billion, one hundred million, one hundred twenty-two thousand, one hundred one".