1121223031010 has 8 divisors (see below), whose sum is σ = 2018201455836. Its totient is φ = 448489212400.

The previous prime is 1121223031007. The next prime is 1121223031069. The reversal of 1121223031010 is 101303221211.

It can be written as a sum of positive squares in 2 ways, for example, as 1114487710249 + 6735320761 = 1055693^2 + 82069^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1121223031010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56061151541 + ... + 56061151560.

Almost surely, 2^{1121223031010} is an apocalyptic number.

1121223031010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121223031010 is a deficient number, since it is larger than the sum of its proper divisors (896978424826).

1121223031010 is a wasteful number, since it uses less digits than its factorization.

1121223031010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112122303108.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 1121223031010 its reverse (101303221211), we get a palindrome (1222526252221).

The spelling of 1121223031010 in words is "one trillion, one hundred twenty-one billion, two hundred twenty-three million, thirty-one thousand, ten".