110021212120220 has 48 divisors (see below), whose sum is σ = 232642133791200. Its totient is φ = 43704301557504.

The previous prime is 110021212120121. The next prime is 110021212120231. The reversal of 110021212120220 is 22021212120011.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 11047847 + ... + 18495873.

It is an arithmetic number, because the mean of its divisors is an integer number (4846711120650).

Almost surely, 2^{110021212120220} is an apocalyptic number.

110021212120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110021212120220 is an abundant number, since it is smaller than the sum of its proper divisors (122620921670980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

110021212120220 is a wasteful number, since it uses less digits than its factorization.

110021212120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7453142 (or 7453140 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 110021212120220 its reverse (22021212120011), we get a palindrome (132042424240231).

The spelling of 110021212120220 in words is "one hundred ten trillion, twenty-one billion, two hundred twelve million, one hundred twenty thousand, two hundred twenty".