1210122201202 has 4 divisors (see below), whose sum is σ = 1815183301806. Its totient is φ = 605061100600.

The previous prime is 1210122201193. The next prime is 1210122201217. The reversal of 1210122201202 is 2021022210121.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 785316764761 + 424805436441 = 886181^2 + 651771^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302530550299 + ... + 302530550302.

Almost surely, 2^{1210122201202} is an apocalyptic number.

1210122201202 is a deficient number, since it is larger than the sum of its proper divisors (605061100604).

1210122201202 is an equidigital number, since it uses as much as digits as its factorization.

1210122201202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605061100603.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1210122201202 its reverse (2021022210121), we get a palindrome (3231144411323).

The spelling of 1210122201202 in words is "one trillion, two hundred ten billion, one hundred twenty-two million, two hundred one thousand, two hundred two".