222154014052 has 12 divisors (see below), whose sum is σ = 388774116220. Its totient is φ = 111075695136.

The previous prime is 222154014041. The next prime is 222154014101. The reversal of 222154014052 is 250410451222.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 140343141376 + 81810872676 = 374624^2 + 286026^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222154014052.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 121474 + ... + 677542.

Almost surely, 2^222154014052 is an apocalyptic number.

It is an amenable number.

222154014052 is a deficient number, since it is larger than the sum of its proper divisors (166620102168).

222154014052 is a wasteful number, since it uses less digits than its factorization.

222154014052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 655950 (or 655948 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 222154014052 its reverse (250410451222), we get a palindrome (472564465274).

The spelling of 222154014052 in words is "two hundred twenty-two billion, one hundred fifty-four million, fourteen thousand, fifty-two".