110000121122021 has 16 divisors (see below), whose sum is σ = 124399514999424. Its totient is φ = 96505229456064.

The previous prime is 110000121122009. The next prime is 110000121122033. The reversal of 110000121122021 is 120221121000011.

It is an interprime number because it is at equal distance from previous prime (110000121122009) and next prime (110000121122033).

It is a de Polignac number, because none of the positive numbers 2^k-110000121122021 is a prime.

It is a super-2 number, since 2×110000121122021² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110000121121987 and 110000121122005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110000121122081) 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, 1171588031 + ... + 1171681916.

It is an arithmetic number, because the mean of its divisors is an integer number (7774969687464).

Almost surely, 2^{110000121122021} is an apocalyptic number.

It is an amenable number.

110000121122021 is a deficient number, since it is larger than the sum of its proper divisors (14399393877403).

110000121122021 is a wasteful number, since it uses less digits than its factorization.

110000121122021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2343270140.

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

Adding to 110000121122021 its reverse (120221121000011), we get a palindrome (230221242122032).

The spelling of 110000121122021 in words is "one hundred ten trillion, one hundred twenty-one million, one hundred twenty-two thousand, twenty-one".