110120012010221 has 16 divisors (see below), whose sum is σ = 112010126716800. Its totient is φ = 108239545209600.

The previous prime is 110120012010191. The next prime is 110120012010259. The reversal of 110120012010221 is 122010210021011.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-110120012010221 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110120012010196 and 110120012010205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110120012010271) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 67025945 + ... + 68649233.

It is an arithmetic number, because the mean of its divisors is an integer number (7000632919800).

Almost surely, 2^{110120012010221} is an apocalyptic number.

It is an amenable number.

110120012010221 is a deficient number, since it is larger than the sum of its proper divisors (1890114706579).

110120012010221 is a wasteful number, since it uses less digits than its factorization.

110120012010221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1626260.

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

Adding to 110120012010221 its reverse (122010210021011), we get a palindrome (232130222031232).

The spelling of 110120012010221 in words is "one hundred ten trillion, one hundred twenty billion, twelve million, ten thousand, two hundred twenty-one".