122120200011 has 8 divisors (see below), whose sum is σ = 162990254224. Its totient is φ = 81331806240.

The previous prime is 122120199989. The next prime is 122120200087. The reversal of 122120200011 is 110002021221.

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

It is not a de Polignac number, because 122120200011 - 2¹³ = 122120191819 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 122120200011.

It is not an unprimeable number, because it can be changed into a prime (122120220011) 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, 20411620 + ... + 20417601.

It is an arithmetic number, because the mean of its divisors is an integer number (20373781778).

Almost surely, 2^122120200011 is an apocalyptic number.

122120200011 is a deficient number, since it is larger than the sum of its proper divisors (40870054213).

122120200011 is an equidigital number, since it uses as much as digits as its factorization.

122120200011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40830221.

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

Adding to 122120200011 its reverse (110002021221), we get a palindrome (232122221232).

The spelling of 122120200011 in words is "one hundred twenty-two billion, one hundred twenty million, two hundred thousand, eleven".