1101121202212 has 12 divisors (see below), whose sum is σ = 1993409073180. Its totient is φ = 531575752736.

The previous prime is 1101121202147. The next prime is 1101121202213. The reversal of 1101121202212 is 2122021211011.

It can be written as a sum of positive squares in 2 ways, for example, as 234106951716 + 867014250496 = 483846^2 + 931136^2 .

It is not an unprimeable number, because it can be changed into a prime (1101121202213) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4746211963 + ... + 4746212194.

It is an arithmetic number, because the mean of its divisors is an integer number (166117422765).

Almost surely, 2^{1101121202212} is an apocalyptic number.

It is an amenable number.

1101121202212 is a deficient number, since it is larger than the sum of its proper divisors (892287870968).

1101121202212 is a wasteful number, since it uses less digits than its factorization.

1101121202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9492424190 (or 9492424188 counting only the distinct ones).

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

Adding to 1101121202212 its reverse (2122021211011), we get a palindrome (3223142413223).

The spelling of 1101121202212 in words is "one trillion, one hundred one billion, one hundred twenty-one million, two hundred two thousand, two hundred twelve".