1121011010201 has 2 divisors, whose sum is σ = 1121011010202. Its totient is φ = 1121011010200.

The previous prime is 1121011010149. The next prime is 1121011010219. The reversal of 1121011010201 is 1020101101211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 968502015625 + 152508994576 = 984125^2 + 390524^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1121011010201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1121011010701) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560505505100 + 560505505101.

It is an arithmetic number, because the mean of its divisors is an integer number (560505505101).

Almost surely, 2^{1121011010201} is an apocalyptic number.

It is an amenable number.

1121011010201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121011010201 is an equidigital number, since it uses as much as digits as its factorization.

1121011010201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1121011010201 its reverse (1020101101211), we get a palindrome (2141112111412).

The spelling of 1121011010201 in words is "one trillion, one hundred twenty-one billion, eleven million, ten thousand, two hundred one".