1202102120202 has 32 divisors (see below), whose sum is σ = 2508799329792. Its totient is φ = 383269087344.

The previous prime is 1202102120183. The next prime is 1202102120203. The reversal of 1202102120202 is 2020212012021.

It is not an unprimeable number, because it can be changed into a prime (1202102120203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6833433 + ... + 7007139.

It is an arithmetic number, because the mean of its divisors is an integer number (78399979056).

Almost surely, 2^{1202102120202} is an apocalyptic number.

1202102120202 is an abundant number, since it is smaller than the sum of its proper divisors (1306697209590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1202102120202 is a wasteful number, since it uses less digits than its factorization.

1202102120202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223882.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 1202102120202 its reverse (2020212012021), we get a palindrome (3222314132223).

The spelling of 1202102120202 in words is "one trillion, two hundred two billion, one hundred two million, one hundred twenty thousand, two hundred two".