201012121122 has 8 divisors (see below), whose sum is σ = 402024242256. Its totient is φ = 67004040372.

The previous prime is 201012121103. The next prime is 201012121129. The reversal of 201012121122 is 221121210102.

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

201012121122 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (201012121129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16751010088 + ... + 16751010099.

It is an arithmetic number, because the mean of its divisors is an integer number (50253030282).

Almost surely, 2^201012121122 is an apocalyptic number.

201012121122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201012121122 is a wasteful number, since it uses less digits than its factorization.

201012121122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33502020192.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201012121122 its reverse (221121210102), we get a palindrome (422133331224).

The spelling of 201012121122 in words is "two hundred one billion, twelve million, one hundred twenty-one thousand, one hundred twenty-two".