20102010100210 has 16 divisors (see below), whose sum is σ = 38088019137600. Its totient is φ = 7617603827376.

The previous prime is 20102010100177. The next prime is 20102010100213. The reversal of 20102010100210 is 1200101020102.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (20102010100213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52900026390 + ... + 52900026769.

It is an arithmetic number, because the mean of its divisors is an integer number (2380501196100).

Almost surely, 2^{20102010100210} is an apocalyptic number.

20102010100210 is a deficient number, since it is larger than the sum of its proper divisors (17986009037390).

20102010100210 is a wasteful number, since it uses less digits than its factorization.

20102010100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105800053185.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20102010100210 its reverse (1200101020102), we get a palindrome (21302111120312).

The spelling of 20102010100210 in words is "twenty trillion, one hundred two billion, ten million, one hundred thousand, two hundred ten".