120010002121 has 8 divisors (see below), whose sum is σ = 124977590784. Its totient is φ = 115110932160.

The previous prime is 120010002107. The next prime is 120010002131. The reversal of 120010002121 is 121200010021.

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 120010002121 - 2¹⁵ = 120009969353 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120010002098 and 120010002107.

It is not an unprimeable number, because it can be changed into a prime (120010002131) 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, 17126101 + ... + 17133106.

It is an arithmetic number, because the mean of its divisors is an integer number (15622198848).

Almost surely, 2^120010002121 is an apocalyptic number.

It is an amenable number.

120010002121 is a deficient number, since it is larger than the sum of its proper divisors (4967588663).

120010002121 is a wasteful number, since it uses less digits than its factorization.

120010002121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34259351.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 120010002121 its reverse (121200010021), we get a palindrome (241210012142).

The spelling of 120010002121 in words is "one hundred twenty billion, ten million, two thousand, one hundred twenty-one".