20212110021110 has 16 divisors (see below), whose sum is σ = 41579197757856. Its totient is φ = 6929866292928.

The previous prime is 20212110021107. The next prime is 20212110021121. The reversal of 20212110021110 is 1112001121202.

It is a Harshad number since it is a multiple of its sum of digits (14).

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, 144372214367 + ... + 144372214506.

It is an arithmetic number, because the mean of its divisors is an integer number (2598699859866).

Almost surely, 2^{20212110021110} is an apocalyptic number.

20212110021110 is an abundant number, since it is smaller than the sum of its proper divisors (21367087736746).

20212110021110 is a wasteful number, since it uses less digits than its factorization.

20212110021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288744428887.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 20212110021110 its reverse (1112001121202), we get a palindrome (21324111142312).

The spelling of 20212110021110 in words is "twenty trillion, two hundred twelve billion, one hundred ten million, twenty-one thousand, one hundred ten".