100212222200149 has 2 divisors, whose sum is σ = 100212222200150. Its totient is φ = 100212222200148.

The previous prime is 100212222200099. The next prime is 100212222200213. The reversal of 100212222200149 is 941002222212001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 97571288441124 + 2640933759025 = 9877818^2 + 1625095^2 .

It is a cyclic number.

It is not a de Polignac number, because 100212222200149 - 2¹⁹ = 100212221675861 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100212222200249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50106111100074 + 50106111100075.

It is an arithmetic number, because the mean of its divisors is an integer number (50106111100075).

Almost surely, 2^{100212222200149} is an apocalyptic number.

It is an amenable number.

100212222200149 is a deficient number, since it is larger than the sum of its proper divisors (1).

100212222200149 is an equidigital number, since it uses as much as digits as its factorization.

100212222200149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 28.

The spelling of 100212222200149 in words is "one hundred trillion, two hundred twelve billion, two hundred twenty-two million, two hundred thousand, one hundred forty-nine".