122040223305 has 128 divisors (see below), whose sum is σ = 277595652096. Its totient is φ = 44062617600.

The previous prime is 122040223297. The next prime is 122040223337. The reversal of 122040223305 is 503322040221.

It is not a de Polignac number, because 122040223305 - 2³ = 122040223297 is a prime.

It is a super-2 number, since 2×122040223305² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 16200 + ... + 494310.

It is an arithmetic number, because the mean of its divisors is an integer number (2168716032).

Almost surely, 2^122040223305 is an apocalyptic number.

122040223305 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

122040223305 is an abundant number, since it is smaller than the sum of its proper divisors (155555428791).

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

122040223305 is a wasteful number, since it uses less digits than its factorization.

122040223305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 478167.

The product of its (nonzero) digits is 2880, while the sum is 24.

Adding to 122040223305 its reverse (503322040221), we get a palindrome (625362263526).

The spelling of 122040223305 in words is "one hundred twenty-two billion, forty million, two hundred twenty-three thousand, three hundred five".