228378501122 has 6 divisors (see below), whose sum is σ = 342568765443. Its totient is φ = 114188912642.

The previous prime is 228378501067. The next prime is 228378501149. The reversal of 228378501122 is 221105873822.

It can be written as a sum of positive squares in only one way, i.e., 114189250561 + 114189250561 = 337919^2 + 337919^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=337919.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 228378501122.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 506879 + ... + 844797.

Almost surely, 2^228378501122 is an apocalyptic number.

228378501122 is a deficient number, since it is larger than the sum of its proper divisors (114190264321).

228378501122 is an frugal number, since it uses more digits than its factorization.

228378501122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 675840 (or 337921 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 41.

The spelling of 228378501122 in words is "two hundred twenty-eight billion, three hundred seventy-eight million, five hundred one thousand, one hundred twenty-two".