201001200000122 has 8 divisors (see below), whose sum is σ = 301530709974900. Its totient is φ = 100490963341824.

The previous prime is 201001200000109. The next prime is 201001200000193. The reversal of 201001200000122 is 221000002100102.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 149011605834961 + 51989594165161 = 12207031^2 + 7210381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×201001200000122³ (a number of 44 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4818303047 + ... + 4818344762.

Almost surely, 2^{201001200000122} is an apocalyptic number.

201001200000122 is a deficient number, since it is larger than the sum of its proper divisors (100529509974778).

201001200000122 is a wasteful number, since it uses less digits than its factorization.

201001200000122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9636658240.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 201001200000122 its reverse (221000002100102), we get a palindrome (422001202100224).

The spelling of 201001200000122 in words is "two hundred one trillion, one billion, two hundred million, one hundred twenty-two", and thus it is an aban number.