20100110102 has 8 divisors (see below), whose sum is σ = 30563181336. Its totient is φ = 9912382992.

The previous prime is 20100110077. The next prime is 20100110141. The reversal of 20100110102 is 20101100102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×20100110102² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 20100110102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 68835848 + ... + 68836139.

It is an arithmetic number, because the mean of its divisors is an integer number (3820397667).

Almost surely, 2^20100110102 is an apocalyptic number.

20100110102 is a deficient number, since it is larger than the sum of its proper divisors (10463071234).

20100110102 is a wasteful number, since it uses less digits than its factorization.

20100110102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137672062.

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 20100110102 its reverse (20101100102), we get a palindrome (40201210204).

The spelling of 20100110102 in words is "twenty billion, one hundred million, one hundred ten thousand, one hundred two".