201012001122 has 16 divisors (see below), whose sum is σ = 403706113920. Its totient is φ = 66723648432.

The previous prime is 201012001093. The next prime is 201012001123. The reversal of 201012001122 is 221100210102.

It is a junction number, because it is equal to n+sod(n) for n = 201012001098 and 201012001107.

It is not an unprimeable number, because it can be changed into a prime (201012001123) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 70086433 + ... + 70089300.

It is an arithmetic number, because the mean of its divisors is an integer number (25231632120).

Almost surely, 2^201012001122 is an apocalyptic number.

201012001122 is an abundant number, since it is smaller than the sum of its proper divisors (202694112798).

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

201012001122 is a wasteful number, since it uses less digits than its factorization.

201012001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 140175977.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 201012001122 its reverse (221100210102), we get a palindrome (422112211224).

The spelling of 201012001122 in words is "two hundred one billion, twelve million, one thousand, one hundred twenty-two".