20102211100010 has 16 divisors (see below), whose sum is σ = 38967363055656. Its totient is φ = 7422354867648.

The previous prime is 20102211100001. The next prime is 20102211100039. The reversal of 20102211100010 is 1000111220102.

It can be written as a sum of positive squares in 4 ways, for example, as 17882656406521 + 2219554693489 = 4228789^2 + 1489817^2 .

It is a super-2 number, since 2×20102211100010² (a number of 27 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20102211099964 and 20102211100000.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77316196409 + ... + 77316196668.

Almost surely, 2^{20102211100010} is an apocalyptic number.

20102211100010 is a deficient number, since it is larger than the sum of its proper divisors (18865151955646).

20102211100010 is a wasteful number, since it uses less digits than its factorization.

20102211100010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154632393097.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20102211100010 its reverse (1000111220102), we get a palindrome (21102322320112).

The spelling of 20102211100010 in words is "twenty trillion, one hundred two billion, two hundred eleven million, one hundred thousand, ten".