122211320010 has 64 divisors (see below), whose sum is σ = 318936054528. Its totient is φ = 29790710784.

The previous prime is 122211319981. The next prime is 122211320027. The reversal of 122211320010 is 10023112221.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1481007 + ... + 1561346.

It is an arithmetic number, because the mean of its divisors is an integer number (4983375852).

Almost surely, 2^122211320010 is an apocalyptic number.

122211320010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

122211320010 is an abundant number, since it is smaller than the sum of its proper divisors (196724734518).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

122211320010 is a wasteful number, since it uses less digits than its factorization.

122211320010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3042479.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 122211320010 its reverse (10023112221), we get a palindrome (132234432231).

The spelling of 122211320010 in words is "one hundred twenty-two billion, two hundred eleven million, three hundred twenty thousand, ten".