2002402002194 has 32 divisors (see below), whose sum is σ = 3383785746432. Its totient is φ = 880449786000.

The previous prime is 2002402002169. The next prime is 2002402002199. The reversal of 2002402002194 is 4912002042002.

It is a happy number.

It is a super-2 number, since 2×2002402002194² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2002402002199) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 997859 + ... + 2236185.

It is an arithmetic number, because the mean of its divisors is an integer number (105743304576).

Almost surely, 2^{2002402002194} is an apocalyptic number.

2002402002194 is a deficient number, since it is larger than the sum of its proper divisors (1381383744238).

2002402002194 is a wasteful number, since it uses less digits than its factorization.

2002402002194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1240742.

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 2002402002194 its reverse (4912002042002), we get a palindrome (6914404044196).

The spelling of 2002402002194 in words is "two trillion, two billion, four hundred two million, two thousand, one hundred ninety-four".