2001002212195 has 32 divisors (see below), whose sum is σ = 2888855884800. Its totient is φ = 1299813215616.

The previous prime is 2001002212159. The next prime is 2001002212219. The reversal of 2001002212195 is 5912122001002.

It is a cyclic number.

It is not a de Polignac number, because 2001002212195 - 2¹⁵ = 2001002179427 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10872601 + ... + 11055109.

It is an arithmetic number, because the mean of its divisors is an integer number (90276746400).

Almost surely, 2^{2001002212195} is an apocalyptic number.

2001002212195 is a deficient number, since it is larger than the sum of its proper divisors (887853672605).

2001002212195 is a wasteful number, since it uses less digits than its factorization.

2001002212195 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199027.

The product of its (nonzero) digits is 720, while the sum is 25.

Adding to 2001002212195 its reverse (5912122001002), we get a palindrome (7913124213197).

The spelling of 2001002212195 in words is "two trillion, one billion, two million, two hundred twelve thousand, one hundred ninety-five".