1201110071201 has 2 divisors, whose sum is σ = 1201110071202. Its totient is φ = 1201110071200.

The previous prime is 1201110071197. The next prime is 1201110071219. The reversal of 1201110071201 is 1021700111021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1200514662400 + 595408801 = 1095680^2 + 24401^2 .

It is an emirp because it is prime and its reverse (1021700111021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1201110071201 - 2² = 1201110071197 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1201110071201.

It is not a weakly prime, because it can be changed into another prime (1201110071221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600555035600 + 600555035601.

It is an arithmetic number, because the mean of its divisors is an integer number (600555035601).

Almost surely, 2^{1201110071201} is an apocalyptic number.

It is an amenable number.

1201110071201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1201110071201 is an equidigital number, since it uses as much as digits as its factorization.

1201110071201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 1201110071201 its reverse (1021700111021), we get a palindrome (2222810182222).

The spelling of 1201110071201 in words is "one trillion, two hundred one billion, one hundred ten million, seventy-one thousand, two hundred one".