201101022211049 has 2 divisors, whose sum is σ = 201101022211050. Its totient is φ = 201101022211048.

The previous prime is 201101022211009. The next prime is 201101022211123. The reversal of 201101022211049 is 940112220101102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 167295728461225 + 33805293749824 = 12934285^2 + 5814232^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201101022211049 is a prime.

It is a super-2 number, since 2×201101022211049² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (201101022211009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100550511105524 + 100550511105525.

It is an arithmetic number, because the mean of its divisors is an integer number (100550511105525).

Almost surely, 2^{201101022211049} is an apocalyptic number.

It is an amenable number.

201101022211049 is a deficient number, since it is larger than the sum of its proper divisors (1).

201101022211049 is an equidigital number, since it uses as much as digits as its factorization.

201101022211049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 26.

The spelling of 201101022211049 in words is "two hundred one trillion, one hundred one billion, twenty-two million, two hundred eleven thousand, forty-nine".