20000099999999 has 32 divisors (see below), whose sum is σ = 23656595128320. Its totient is φ = 16546379068800.

The previous prime is 20000099999969. The next prime is 20000100000031. The reversal of 20000099999999 is 99999999000002.

It is not a de Polignac number, because 20000099999999 - 2¹² = 20000099995903 is a prime.

20000099999999 is a modest number, since divided by 9999999 gives 2000009 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20000099999909) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 223938197 + ... + 224027489.

It is an arithmetic number, because the mean of its divisors is an integer number (739268597760).

Almost surely, 2^{20000099999999} is an apocalyptic number.

20000099999999 is a deficient number, since it is larger than the sum of its proper divisors (3656495128321).

20000099999999 is a wasteful number, since it uses less digits than its factorization.

20000099999999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92031.

The product of its (nonzero) digits is 86093442, while the sum is 74.

The spelling of 20000099999999 in words is "twenty trillion, ninety-nine million, nine hundred ninety-nine thousand, nine hundred ninety-nine".