122001222010 has 16 divisors (see below), whose sum is σ = 227174689800. Its totient is φ = 47117713216.

The previous prime is 122001221999. The next prime is 122001222047. The reversal of 122001222010 is 10222100221.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 119462170689 + 2539051321 = 345633^2 + 50389^2 .

It is an unprimeable number.

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, 210346645 + ... + 210347224.

Almost surely, 2^122001222010 is an apocalyptic number.

122001222010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122001222010 is a deficient number, since it is larger than the sum of its proper divisors (105173467790).

122001222010 is a wasteful number, since it uses less digits than its factorization.

122001222010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420693905.

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

Adding to 122001222010 its reverse (10222100221), we get a palindrome (132223322231).

The spelling of 122001222010 in words is "one hundred twenty-two billion, one million, two hundred twenty-two thousand, ten".