12020020221110 has 128 divisors (see below), whose sum is σ = 24161746452480. Its totient is φ = 4268499606400.

The previous prime is 12020020221091. The next prime is 12020020221233. The reversal of 12020020221110 is 1112202002021.

It is a super-2 number, since 2×12020020221110² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 687989675 + ... + 688007145.

It is an arithmetic number, because the mean of its divisors is an integer number (188763644160).

Almost surely, 2^{12020020221110} is an apocalyptic number.

12020020221110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

12020020221110 is an abundant number, since it is smaller than the sum of its proper divisors (12141726231370).

12020020221110 is a wasteful number, since it uses less digits than its factorization.

12020020221110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18242.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 12020020221110 its reverse (1112202002021), we get a palindrome (13132222223131).

The spelling of 12020020221110 in words is "twelve trillion, twenty billion, twenty million, two hundred twenty-one thousand, one hundred ten".