200201111421122 has 12 divisors (see below), whose sum is σ = 349330510745190. Its totient is φ = 85800476323296.

The previous prime is 200201111421061. The next prime is 200201111421161. The reversal of 200201111421122 is 221124111102002.

It can be written as a sum of positive squares in only one way, i.e., 164546013347401 + 35655098073721 = 12827549^2 + 5971189^2 .

It is a junction number, because it is equal to n+sod(n) for n = 200201111421094 and 200201111421103.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1021434241847 + ... + 1021434242042.

Almost surely, 2^{200201111421122} is an apocalyptic number.

200201111421122 is a deficient number, since it is larger than the sum of its proper divisors (149129399324068).

200201111421122 is a wasteful number, since it uses less digits than its factorization.

200201111421122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2042868483905 (or 2042868483898 counting only the distinct ones).

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

Adding to 200201111421122 its reverse (221124111102002), we get a palindrome (421325222523124).

The spelling of 200201111421122 in words is "two hundred trillion, two hundred one billion, one hundred eleven million, four hundred twenty-one thousand, one hundred twenty-two".