1021101101201 has 2 divisors, whose sum is σ = 1021101101202. Its totient is φ = 1021101101200.

The previous prime is 1021101101147. The next prime is 1021101101213. The reversal of 1021101101201 is 1021011011201.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 682732028176 + 338369073025 = 826276^2 + 581695^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1021101101201 is a prime.

It is not a weakly prime, because it can be changed into another prime (1021100101201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510550550600 + 510550550601.

It is an arithmetic number, because the mean of its divisors is an integer number (510550550601).

Almost surely, 2^{1021101101201} is an apocalyptic number.

It is an amenable number.

1021101101201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1021101101201 is an equidigital number, since it uses as much as digits as its factorization.

1021101101201 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 1021101101201 its reverse (1021011011201), we get a palindrome (2042112112402).

The spelling of 1021101101201 in words is "one trillion, twenty-one billion, one hundred one million, one hundred one thousand, two hundred one".