20102001012007 has 16 divisors (see below), whose sum is σ = 20636786147328. Its totient is φ = 19575211239360.

The previous prime is 20102001012001. The next prime is 20102001012011. The reversal of 20102001012007 is 70021010020102.

It is a cyclic number.

It is not a de Polignac number, because 20102001012007 - 2¹⁵ = 20102000979239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20102001012001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 787638 + ... + 6389395.

It is an arithmetic number, because the mean of its divisors is an integer number (1289799134208).

Almost surely, 2^{20102001012007} is an apocalyptic number.

20102001012007 is a deficient number, since it is larger than the sum of its proper divisors (534785135321).

20102001012007 is a wasteful number, since it uses less digits than its factorization.

20102001012007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7177590.

The product of its (nonzero) digits is 56, while the sum is 16.

Adding to 20102001012007 its reverse (70021010020102), we get a palindrome (90123011032109).

The spelling of 20102001012007 in words is "twenty trillion, one hundred two billion, one million, twelve thousand, seven".