1100220313421 has 8 divisors (see below), whose sum is σ = 1102125242880. Its totient is φ = 1098316426288.

The previous prime is 1100220313397. The next prime is 1100220313427. The reversal of 1100220313421 is 1243130220011.

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

It is a cyclic number.

It is not a de Polignac number, because 1100220313421 - 2²² = 1100216119117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1100220313393 and 1100220313402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100220313427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1867340 + ... + 2384826.

It is an arithmetic number, because the mean of its divisors is an integer number (137765655360).

Almost surely, 2^{1100220313421} is an apocalyptic number.

It is an amenable number.

1100220313421 is a deficient number, since it is larger than the sum of its proper divisors (1904929459).

1100220313421 is an equidigital number, since it uses as much as digits as its factorization.

1100220313421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 521163.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 1100220313421 its reverse (1243130220011), we get a palindrome (2343350533432).

The spelling of 1100220313421 in words is "one trillion, one hundred billion, two hundred twenty million, three hundred thirteen thousand, four hundred twenty-one".