1202102021201 has 2 divisors, whose sum is σ = 1202102021202. Its totient is φ = 1202102021200.

The previous prime is 1202102021191. The next prime is 1202102021231. The reversal of 1202102021201 is 1021202012021.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1149913075600 + 52188945601 = 1072340^2 + 228449^2 .

It is a cyclic number.

It is not a de Polignac number, because 1202102021201 - 2¹⁸ = 1202101759057 is a prime.

It is not a weakly prime, because it can be changed into another prime (1202102021231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601051010600 + 601051010601.

It is an arithmetic number, because the mean of its divisors is an integer number (601051010601).

Almost surely, 2^{1202102021201} is an apocalyptic number.

It is an amenable number.

1202102021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1202102021201 is an equidigital number, since it uses as much as digits as its factorization.

1202102021201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1202102021201 its reverse (1021202012021), we get a palindrome (2223304033222).

The spelling of 1202102021201 in words is "one trillion, two hundred two billion, one hundred two million, twenty-one thousand, two hundred one".