122000020101 has 8 divisors (see below), whose sum is σ = 180740770560. Its totient is φ = 81333346716.

The previous prime is 122000020099. The next prime is 122000020111. The reversal of 122000020101 is 101020000221.

It is not a de Polignac number, because 122000020101 - 2¹ = 122000020099 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122000020111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2259259605 + ... + 2259259658.

It is an arithmetic number, because the mean of its divisors is an integer number (22592596320).

Almost surely, 2^122000020101 is an apocalyptic number.

It is an amenable number.

122000020101 is a deficient number, since it is larger than the sum of its proper divisors (58740750459).

122000020101 is an equidigital number, since it uses as much as digits as its factorization.

122000020101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4518519272 (or 4518519266 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 122000020101 its reverse (101020000221), we get a palindrome (223020020322).

The spelling of 122000020101 in words is "one hundred twenty-two billion, twenty thousand, one hundred one".