20011102012010 has 16 divisors (see below), whose sum is σ = 36020054284416. Its totient is φ = 8004425101968.

The previous prime is 20011102012009. The next prime is 20011102012051. The reversal of 20011102012010 is 1021020111002.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 20011102011982 and 20011102012000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4359059 + ... + 7682681.

It is an arithmetic number, because the mean of its divisors is an integer number (2251253392776).

Almost surely, 2^{20011102012010} is an apocalyptic number.

20011102012010 is a deficient number, since it is larger than the sum of its proper divisors (16008952272406).

20011102012010 is a wasteful number, since it uses less digits than its factorization.

20011102012010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3925717.

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

Adding to 20011102012010 its reverse (1021020111002), we get a palindrome (21032122123012).

The spelling of 20011102012010 in words is "twenty trillion, eleven billion, one hundred two million, twelve thousand, ten".