110212121120 has 48 divisors (see below), whose sum is σ = 262954156248. Its totient is φ = 43648358400.

The previous prime is 110212121083. The next prime is 110212121137. The reversal of 110212121120 is 21121212011.

It can be written as a sum of positive squares in 4 ways, for example, as 85912299664 + 24299821456 = 293108^2 + 155884^2 .

It is a junction number, because it is equal to n+sod(n) for n = 110212121095 and 110212121104.

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, 3393869 + ... + 3426188.

Almost surely, 2^110212121120 is an apocalyptic number.

110212121120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

110212121120 is an abundant number, since it is smaller than the sum of its proper divisors (152742035128).

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

110212121120 is a wasteful number, since it uses less digits than its factorization.

110212121120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6820173 (or 6820165 counting only the distinct ones).

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

Adding to 110212121120 its reverse (21121212011), we get a palindrome (131333333131).

The spelling of 110212121120 in words is "one hundred ten billion, two hundred twelve million, one hundred twenty-one thousand, one hundred twenty".