20101220001110 has 16 divisors (see below), whose sum is σ = 36212322748032. Its totient is φ = 8033793168000.

The previous prime is 20101220001089. The next prime is 20101220001173. The reversal of 20101220001110 is 1110002210102.

It is a junction number, because it is equal to n+sod(n) for n = 20101220001091 and 20101220001100.

It is a congruent number.

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, 836841446 + ... + 836865465.

It is an arithmetic number, because the mean of its divisors is an integer number (2263270171752).

Almost surely, 2^{20101220001110} is an apocalyptic number.

20101220001110 is a deficient number, since it is larger than the sum of its proper divisors (16111102746922).

20101220001110 is a wasteful number, since it uses less digits than its factorization.

20101220001110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673708119.

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

Adding to 20101220001110 its reverse (1110002210102), we get a palindrome (21211222211212).

The spelling of 20101220001110 in words is "twenty trillion, one hundred one billion, two hundred twenty million, one thousand, one hundred ten".