120202021201 has 2 divisors, whose sum is σ = 120202021202. Its totient is φ = 120202021200.

The previous prime is 120202021189. The next prime is 120202021217. The reversal of 120202021201 is 102120202021.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106390130625 + 13811890576 = 326175^2 + 117524^2 .

It is a cyclic number.

It is not a de Polignac number, because 120202021201 - 2²¹ = 120199924049 is a prime.

It is not a weakly prime, because it can be changed into another prime (120202021241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60101010600 + 60101010601.

It is an arithmetic number, because the mean of its divisors is an integer number (60101010601).

Almost surely, 2^120202021201 is an apocalyptic number.

It is an amenable number.

120202021201 is a deficient number, since it is larger than the sum of its proper divisors (1).

120202021201 is an equidigital number, since it uses as much as digits as its factorization.

120202021201 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 13.

Adding to 120202021201 its reverse (102120202021), we get a palindrome (222322223222).

It can be divided in two parts, 1202020 and 21201, that added together give a palindrome (1223221).

The spelling of 120202021201 in words is "one hundred twenty billion, two hundred two million, twenty-one thousand, two hundred one".