201001022202212 has 6 divisors (see below), whose sum is σ = 351751788853878. Its totient is φ = 100500511101104.

The previous prime is 201001022202209. The next prime is 201001022202313. The reversal of 201001022202212 is 212202220100102.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 139975021858816 + 61026000343396 = 11831104^2 + 7811914^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25125127775273 + ... + 25125127775280.

It is an arithmetic number, because the mean of its divisors is an integer number (58625298142313).

Almost surely, 2^{201001022202212} is an apocalyptic number.

It is an amenable number.

201001022202212 is a deficient number, since it is larger than the sum of its proper divisors (150750766651666).

201001022202212 is a wasteful number, since it uses less digits than its factorization.

201001022202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50250255550557 (or 50250255550555 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 201001022202212 its reverse (212202220100102), we get a palindrome (413203242302314).

The spelling of 201001022202212 in words is "two hundred one trillion, one billion, twenty-two million, two hundred two thousand, two hundred twelve".