201011222312149 has 2 divisors, whose sum is σ = 201011222312150. Its totient is φ = 201011222312148.

The previous prime is 201011222312119. The next prime is 201011222312233. The reversal of 201011222312149 is 941213222110102.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 200300898672900 + 710323639249 = 14152770^2 + 842807^2 .

It is a cyclic number.

It is not a de Polignac number, because 201011222312149 - 2⁹ = 201011222311637 is a prime.

It is a super-2 number, since 2×201011222312149² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201011222312149.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201011222312119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100505611156074 + 100505611156075.

It is an arithmetic number, because the mean of its divisors is an integer number (100505611156075).

Almost surely, 2^{201011222312149} is an apocalyptic number.

It is an amenable number.

201011222312149 is a deficient number, since it is larger than the sum of its proper divisors (1).

201011222312149 is an equidigital number, since it uses as much as digits as its factorization.

201011222312149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 31.

The spelling of 201011222312149 in words is "two hundred one trillion, eleven billion, two hundred twenty-two million, three hundred twelve thousand, one hundred forty-nine".