110131120020121 has 8 divisors (see below), whose sum is σ = 112209824331144. Its totient is φ = 108052443807360.

The previous prime is 110131120020107. The next prime is 110131120020143. The reversal of 110131120020121 is 121020021131011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 31357312057600 + 78773807962521 = 5599760^2 + 8875461^2 .

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 110131120020121 - 2⁷ = 110131120019993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 110131120020095 and 110131120020104.

It is not an unprimeable number, because it can be changed into a prime (110131120020161) 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, 973551 + ... + 14873131.

It is an arithmetic number, because the mean of its divisors is an integer number (14026228041393).

Almost surely, 2^{110131120020121} is an apocalyptic number.

It is an amenable number.

110131120020121 is a deficient number, since it is larger than the sum of its proper divisors (2078704311023).

110131120020121 is a wasteful number, since it uses less digits than its factorization.

110131120020121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14049131.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 110131120020121 its reverse (121020021131011), we get a palindrome (231151141151132).

The spelling of 110131120020121 in words is "one hundred ten trillion, one hundred thirty-one billion, one hundred twenty million, twenty thousand, one hundred twenty-one".