122220001002001 has 8 divisors (see below), whose sum is σ = 139724106001920. Its totient is φ = 104726922216288.

The previous prime is 122220001001981. The next prime is 122220001002059. The reversal of 122220001002001 is 100200100022221.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122220001002001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122220001002061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2756529796 + ... + 2756574133.

It is an arithmetic number, because the mean of its divisors is an integer number (17465513250240).

Almost surely, 2^{122220001002001} is an apocalyptic number.

It is an amenable number.

122220001002001 is a deficient number, since it is larger than the sum of its proper divisors (17504104999919).

122220001002001 is an equidigital number, since it uses as much as digits as its factorization.

122220001002001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5513107103.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 122220001002001 its reverse (100200100022221), we get a palindrome (222420101024222).

The spelling of 122220001002001 in words is "one hundred twenty-two trillion, two hundred twenty billion, one million, two thousand, one".