1002120220202 has 16 divisors (see below), whose sum is σ = 1530715510080. Its totient is φ = 491904578592.

The previous prime is 1002120220201. The next prime is 1002120220247. The reversal of 1002120220202 is 2020220212001.

It is not an unprimeable number, because it can be changed into a prime (1002120220201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5627363 + ... + 5802710.

It is an arithmetic number, because the mean of its divisors is an integer number (95669719380).

Almost surely, 2^{1002120220202} is an apocalyptic number.

1002120220202 is a deficient number, since it is larger than the sum of its proper divisors (528595289878).

1002120220202 is a wasteful number, since it uses less digits than its factorization.

1002120220202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11430877.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1002120220202 its reverse (2020220212001), we get a palindrome (3022340432203).

The spelling of 1002120220202 in words is "one trillion, two billion, one hundred twenty million, two hundred twenty thousand, two hundred two".