1121123113210 has 8 divisors (see below), whose sum is σ = 2018021603796. Its totient is φ = 448449245280.

The previous prime is 1121123113181. The next prime is 1121123113247. The reversal of 1121123113210 is 123113211211.

It can be written as a sum of positive squares in 2 ways, for example, as 1115636600169 + 5486513041 = 1056237^2 + 74071^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56056155651 + ... + 56056155670.

Almost surely, 2^{1121123113210} is an apocalyptic number.

1121123113210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1121123113210 is a deficient number, since it is larger than the sum of its proper divisors (896898490586).

1121123113210 is a wasteful number, since it uses less digits than its factorization.

1121123113210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112112311328.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1121123113210 its reverse (123113211211), we get a palindrome (1244236324421).

The spelling of 1121123113210 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred thirteen thousand, two hundred ten".