1121122201201 has 2 divisors, whose sum is σ = 1121122201202. Its totient is φ = 1121122201200.

The previous prime is 1121122201159. The next prime is 1121122201231. The reversal of 1121122201201 is 1021022211211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 743940750400 + 377181450801 = 862520^2 + 614151^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121122201201 - 2³³ = 1112532266609 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121122201231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560561100600 + 560561100601.

It is an arithmetic number, because the mean of its divisors is an integer number (560561100601).

Almost surely, 2^{1121122201201} is an apocalyptic number.

It is an amenable number.

1121122201201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121122201201 is an equidigital number, since it uses as much as digits as its factorization.

1121122201201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121122201201 its reverse (1021022211211), we get a palindrome (2142144412412).

The spelling of 1121122201201 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-two million, two hundred one thousand, two hundred one".