1121022110212 has 6 divisors (see below), whose sum is σ = 1961788692878. Its totient is φ = 560511055104.

The previous prime is 1121022110209. The next prime is 1121022110231. The reversal of 1121022110212 is 2120112201211.

It can be written as a sum of positive squares in only one way, i.e., 988485339076 + 132536771136 = 994226^2 + 364056^2 .

It is a super-3 number, since 3×1121022110212³ (a number of 37 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 140127763773 + ... + 140127763780.

Almost surely, 2^{1121022110212} is an apocalyptic number.

It is an amenable number.

1121022110212 is a deficient number, since it is larger than the sum of its proper divisors (840766582666).

1121022110212 is a wasteful number, since it uses less digits than its factorization.

1121022110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280255527557 (or 280255527555 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 1121022110212 its reverse (2120112201211), we get a palindrome (3241134311423).

Subtracting 1121022110212 from its reverse (2120112201211), we obtain a palindrome (999090090999).

The spelling of 1121022110212 in words is "one trillion, one hundred twenty-one billion, twenty-two million, one hundred ten thousand, two hundred twelve".