110121102011021 has 24 divisors (see below), whose sum is σ = 112607916624960. Its totient is φ = 107686853830656.

The previous prime is 110121102010987. The next prime is 110121102011033. The reversal of 110121102011021 is 120110201121011.

It is not a de Polignac number, because 110121102011021 - 2⁶ = 110121102010957 is a prime.

It is a super-3 number, since 3×110121102011021³ (a number of 43 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110121102010987 and 110121102011005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110121102011521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 661038680 + ... + 661205246.

It is an arithmetic number, because the mean of its divisors is an integer number (4691996526040).

Almost surely, 2^{110121102011021} is an apocalyptic number.

It is an amenable number.

110121102011021 is a deficient number, since it is larger than the sum of its proper divisors (2486814613939).

110121102011021 is an equidigital number, since it uses as much as digits as its factorization.

110121102011021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167681 (or 167622 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 110121102011021 its reverse (120110201121011), we get a palindrome (230231303132032).

The spelling of 110121102011021 in words is "one hundred ten trillion, one hundred twenty-one billion, one hundred two million, eleven thousand, twenty-one".