1212011022224 has 40 divisors (see below), whose sum is σ = 2374321971168. Its totient is φ = 599292472320.

The previous prime is 1212011022191. The next prime is 1212011022239. The reversal of 1212011022224 is 4222201102121.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1212011022196 and 1212011022205.

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, 1701179 + ... + 2306085.

Almost surely, 2^{1212011022224} is an apocalyptic number.

It is an amenable number.

1212011022224 is a deficient number, since it is larger than the sum of its proper divisors (1162310948944).

1212011022224 is a wasteful number, since it uses less digits than its factorization.

1212011022224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606303 (or 606297 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 1212011022224 its reverse (4222201102121), we get a palindrome (5434212124345).

The spelling of 1212011022224 in words is "one trillion, two hundred twelve billion, eleven million, twenty-two thousand, two hundred twenty-four".