110021101212121 has 8 divisors (see below), whose sum is σ = 122814252516384. Its totient is φ = 97693155409920.

The previous prime is 110021101212103. The next prime is 110021101212131. The reversal of 110021101212121 is 121212101120011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 110021101212121 - 2²⁵ = 110021067657689 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110021101212095 and 110021101212104.

It is not an unprimeable number, because it can be changed into a prime (110021101212131) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 116301375016 + ... + 116301375961.

It is an arithmetic number, because the mean of its divisors is an integer number (15351781564548).

Almost surely, 2^{110021101212121} is an apocalyptic number.

110021101212121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

110021101212121 is a deficient number, since it is larger than the sum of its proper divisors (12793151304263).

110021101212121 is a wasteful number, since it uses less digits than its factorization.

110021101212121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232602751031.

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

Adding to 110021101212121 its reverse (121212101120011), we get a palindrome (231233202332132).

The spelling of 110021101212121 in words is "one hundred ten trillion, twenty-one billion, one hundred one million, two hundred twelve thousand, one hundred twenty-one".