120000012200121 has 8 divisors (see below), whose sum is σ = 160003903606624. Its totient is φ = 79998064463520.

The previous prime is 120000012200087. The next prime is 120000012200183. The reversal of 120000012200121 is 121002210000021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 120000012200121 - 2²⁵ = 119999978645689 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 120000012200097 and 120000012200106.

It is not an unprimeable number, because it can be changed into a prime (120000012200821) 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, 485773411 + ... + 486020376.

It is an arithmetic number, because the mean of its divisors is an integer number (20000487950828).

Almost surely, 2^{120000012200121} is an apocalyptic number.

It is an amenable number.

120000012200121 is a deficient number, since it is larger than the sum of its proper divisors (40003891406503).

120000012200121 is an equidigital number, since it uses as much as digits as its factorization.

120000012200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 971834951.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 120000012200121 its reverse (121002210000021), we get a palindrome (241002222200142).

The spelling of 120000012200121 in words is "one hundred twenty trillion, twelve million, two hundred thousand, one hundred twenty-one".