201221140011122 has 48 divisors (see below), whose sum is σ = 383031563927040. Its totient is φ = 78397420197600.

The previous prime is 201221140011103. The next prime is 201221140011131. The reversal of 201221140011122 is 221110041122102.

It is a junction number, because it is equal to n+sod(n) for n = 201221140011094 and 201221140011103.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 259366472 + ... + 260141132.

It is an arithmetic number, because the mean of its divisors is an integer number (7979824248480).

Almost surely, 2^{201221140011122} is an apocalyptic number.

201221140011122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

201221140011122 is a deficient number, since it is larger than the sum of its proper divisors (181810423915918).

201221140011122 is a wasteful number, since it uses less digits than its factorization.

201221140011122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015647 (or 1015640 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 201221140011122 its reverse (221110041122102), we get a palindrome (422331181133224).

The spelling of 201221140011122 in words is "two hundred one trillion, two hundred twenty-one billion, one hundred forty million, eleven thousand, one hundred twenty-two".