1104311051021 has 8 divisors (see below), whose sum is σ = 1120114010880. Its totient is φ = 1088553699792.

The previous prime is 1104311050967. The next prime is 1104311051087. The reversal of 1104311051021 is 1201501134011.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1104311051021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1104311050984 and 1104311051002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1104311051621) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11353385 + ... + 11450238.

It is an arithmetic number, because the mean of its divisors is an integer number (140014251360).

Almost surely, 2^{1104311051021} is an apocalyptic number.

It is an amenable number.

1104311051021 is a deficient number, since it is larger than the sum of its proper divisors (15802959859).

1104311051021 is an equidigital number, since it uses as much as digits as its factorization.

1104311051021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22804315.

The product of its (nonzero) digits is 120, while the sum is 20.

Adding to 1104311051021 its reverse (1201501134011), we get a palindrome (2305812185032).

The spelling of 1104311051021 in words is "one trillion, one hundred four billion, three hundred eleven million, fifty-one thousand, twenty-one".