101101221222149 has 2 divisors, whose sum is σ = 101101221222150. Its totient is φ = 101101221222148.

The previous prime is 101101221222101. The next prime is 101101221222247. The reversal of 101101221222149 is 941222122101101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83382593799649 + 17718627422500 = 9131407^2 + 4209350^2 .

It is a cyclic number.

It is not a de Polignac number, because 101101221222149 - 2⁸ = 101101221221893 is a prime.

It is a super-2 number, since 2×101101221222149² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101101221221149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50550610611074 + 50550610611075.

It is an arithmetic number, because the mean of its divisors is an integer number (50550610611075).

Almost surely, 2^{101101221222149} is an apocalyptic number.

It is an amenable number.

101101221222149 is a deficient number, since it is larger than the sum of its proper divisors (1).

101101221222149 is an equidigital number, since it uses as much as digits as its factorization.

101101221222149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 29.

The spelling of 101101221222149 in words is "one hundred one trillion, one hundred one billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred forty-nine".