222000022211012 has 6 divisors (see below), whose sum is σ = 388500038869278. Its totient is φ = 111000011105504.

The previous prime is 222000022210973. The next prime is 222000022211021. The reversal of 222000022211012 is 210112220000222.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 221910300395716 + 89721815296 = 14896654^2 + 299536^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27750002776373 + ... + 27750002776380.

It is an arithmetic number, because the mean of its divisors is an integer number (64750006478213).

Almost surely, 2^{222000022211012} is an apocalyptic number.

It is an amenable number.

222000022211012 is a deficient number, since it is larger than the sum of its proper divisors (166500016658266).

222000022211012 is a wasteful number, since it uses less digits than its factorization.

222000022211012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55500005552757 (or 55500005552755 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 222000022211012 its reverse (210112220000222), we get a palindrome (432112242211234).

The spelling of 222000022211012 in words is "two hundred twenty-two trillion, twenty-two million, two hundred eleven thousand, twelve".