1002112202105 has 16 divisors (see below), whose sum is σ = 1403566272000. Its totient is φ = 672542169792.

The previous prime is 1002112202083. The next prime is 1002112202111. The reversal of 1002112202105 is 5012022112001.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1002112202105 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 304591730 + ... + 304595019.

It is an arithmetic number, because the mean of its divisors is an integer number (87722892000).

Almost surely, 2^{1002112202105} is an apocalyptic number.

It is an amenable number.

1002112202105 is a deficient number, since it is larger than the sum of its proper divisors (401454069895).

1002112202105 is an equidigital number, since it uses as much as digits as its factorization.

1002112202105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 609186808.

The product of its (nonzero) digits is 80, while the sum is 17.

Adding to 1002112202105 its reverse (5012022112001), we get a palindrome (6014134314106).

The spelling of 1002112202105 in words is "one trillion, two billion, one hundred twelve million, two hundred two thousand, one hundred five".