20001010102 has 16 divisors (see below), whose sum is σ = 31772971440. Its totient is φ = 9410266368.

The previous prime is 20001010093. The next prime is 20001010109. The reversal of 20001010102 is 20101010002.

20001010102 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20001010109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 109753 + ... + 228139.

It is an arithmetic number, because the mean of its divisors is an integer number (1985810715).

Almost surely, 2^20001010102 is an apocalyptic number.

20001010102 is a deficient number, since it is larger than the sum of its proper divisors (11771961338).

20001010102 is a wasteful number, since it uses less digits than its factorization.

20001010102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123375.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 20001010102 its reverse (20101010002), we get a palindrome (40102020104).

The spelling of 20001010102 in words is "twenty billion, one million, ten thousand, one hundred two".