1100213030021 has 8 divisors (see below), whose sum is σ = 1258263781824. Its totient is φ = 942381643680.

The previous prime is 1100213029963. The next prime is 1100213030039. The reversal of 1100213030021 is 1200303120011.

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-1100213030021 is a prime.

It is a super-2 number, since 2×1100213030021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1100213029978 and 1100213030005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1100213030051) 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, 54830615 + ... + 54850676.

It is an arithmetic number, because the mean of its divisors is an integer number (157282972728).

Almost surely, 2^{1100213030021} is an apocalyptic number.

It is an amenable number.

1100213030021 is a deficient number, since it is larger than the sum of its proper divisors (158050751803).

1100213030021 is a wasteful number, since it uses less digits than its factorization.

1100213030021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109682731.

The product of its (nonzero) digits is 36, while the sum is 14.

Adding to 1100213030021 its reverse (1200303120011), we get a palindrome (2300516150032).

The spelling of 1100213030021 in words is "one trillion, one hundred billion, two hundred thirteen million, thirty thousand, twenty-one".