201201001122 has 32 divisors (see below), whose sum is σ = 458070266880. Its totient is φ = 58319130320.

The previous prime is 201201001109. The next prime is 201201001147. The reversal of 201201001122 is 221100102102.

It is a junction number, because it is equal to n+sod(n) for n = 201201001098 and 201201001107.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 66270222 + ... + 66273257.

It is an arithmetic number, because the mean of its divisors is an integer number (14314695840).

Almost surely, 2^201201001122 is an apocalyptic number.

201201001122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201201001122 is an abundant number, since it is smaller than the sum of its proper divisors (256869265758).

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

201201001122 is a wasteful number, since it uses less digits than its factorization.

201201001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132543518.

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

Adding to 201201001122 its reverse (221100102102), we get a palindrome (422301103224).

The spelling of 201201001122 in words is "two hundred one billion, two hundred one million, one thousand, one hundred twenty-two".