122054500205 has 8 divisors (see below), whose sum is σ = 159780436704. Its totient is φ = 88766909200.

The previous prime is 122054500199. The next prime is 122054500219. The reversal of 122054500205 is 502005450221.

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

It is not a de Polignac number, because 122054500205 - 2¹⁶ = 122054434669 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1109586311 + ... + 1109586420.

It is an arithmetic number, because the mean of its divisors is an integer number (19972554588).

Almost surely, 2^122054500205 is an apocalyptic number.

It is an amenable number.

122054500205 is a deficient number, since it is larger than the sum of its proper divisors (37725936499).

122054500205 is a wasteful number, since it uses less digits than its factorization.

122054500205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2219172747.

The product of its (nonzero) digits is 4000, while the sum is 26.

Adding to 122054500205 its reverse (502005450221), we get a palindrome (624059950426).

The spelling of 122054500205 in words is "one hundred twenty-two billion, fifty-four million, five hundred thousand, two hundred five".