2102403002442 has 16 divisors (see below), whose sum is σ = 4204988884512. Its totient is φ = 700770520880.

The previous prime is 2102403002383. The next prime is 2102403002477. The reversal of 2102403002442 is 2442003042012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7470309 + ... + 7746632.

It is an arithmetic number, because the mean of its divisors is an integer number (262811805282).

Almost surely, 2^{2102403002442} is an apocalyptic number.

2102403002442 is an abundant number, since it is smaller than the sum of its proper divisors (2102585882070).

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

2102403002442 is a wasteful number, since it uses less digits than its factorization.

2102403002442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15239973.

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 2102403002442 its reverse (2442003042012), we get a palindrome (4544406044454).

The spelling of 2102403002442 in words is "two trillion, one hundred two billion, four hundred three million, two thousand, four hundred forty-two".