120000011101221 has 8 divisors (see below), whose sum is σ = 168421068212320. Its totient is φ = 75789480695472.

The previous prime is 120000011101211. The next prime is 120000011101231. The reversal of 120000011101221 is 122101110000021.

It is an interprime number because it is at equal distance from previous prime (120000011101211) and next prime (120000011101231).

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

It is not a de Polignac number, because 120000011101221 - 2¹⁷ = 120000010970149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 120000011101197 and 120000011101206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120000011101211) 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, 1052631676270 + ... + 1052631676383.

It is an arithmetic number, because the mean of its divisors is an integer number (21052633526540).

Almost surely, 2^{120000011101221} is an apocalyptic number.

It is an amenable number.

120000011101221 is a deficient number, since it is larger than the sum of its proper divisors (48421057111099).

120000011101221 is a wasteful number, since it uses less digits than its factorization.

120000011101221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2105263352675.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 120000011101221 its reverse (122101110000021), we get a palindrome (242101121101242).

The spelling of 120000011101221 in words is "one hundred twenty trillion, eleven million, one hundred one thousand, two hundred twenty-one".