120001110000121 has 32 divisors (see below), whose sum is σ = 147143865876480. Its totient is φ = 95652186638400.

The previous prime is 120001110000077. The next prime is 120001110000151. The reversal of 120001110000121 is 121000011100021.

It is not a de Polignac number, because 120001110000121 - 2³³ = 119992520065529 is a prime.

It is a super-2 number, since 2×120001110000121² (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 = 120001110000098 and 120001110000107.

It is not an unprimeable number, because it can be changed into a prime (120001110000151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 43859341 + ... + 46514986.

It is an arithmetic number, because the mean of its divisors is an integer number (4598245808640).

Almost surely, 2^{120001110000121} is an apocalyptic number.

It is an amenable number.

120001110000121 is a deficient number, since it is larger than the sum of its proper divisors (27142755876359).

120001110000121 is a wasteful number, since it uses less digits than its factorization.

120001110000121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90374605.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 120001110000121 its reverse (121000011100021), we get a palindrome (241001121100142).

The spelling of 120001110000121 in words is "one hundred twenty trillion, one billion, one hundred ten million, one hundred twenty-one", and thus it is an aban number.