20001929110 has 16 divisors (see below), whose sum is σ = 36035724816. Its totient is φ = 7993604448.

The previous prime is 20001929107. The next prime is 20001929111. The reversal of 20001929110 is 1192910002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001929111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 884172 + ... + 906511.

It is an arithmetic number, because the mean of its divisors is an integer number (2252232801).

Almost surely, 2^20001929110 is an apocalyptic number.

20001929110 is a deficient number, since it is larger than the sum of its proper divisors (16033795706).

20001929110 is a wasteful number, since it uses less digits than its factorization.

20001929110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1791807.

The product of its (nonzero) digits is 324, while the sum is 25.

The spelling of 20001929110 in words is "twenty billion, one million, nine hundred twenty-nine thousand, one hundred ten".