1111023020211 has 8 divisors (see below), whose sum is σ = 1595315106000. Its totient is φ = 683706473952.

The previous prime is 1111023020209. The next prime is 1111023020249. The reversal of 1111023020211 is 1120203201111.

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

It is not a de Polignac number, because 1111023020211 - 2¹ = 1111023020209 is a prime.

It is a super-2 number, since 2×1111023020211² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1111023020411) 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, 14243884836 + ... + 14243884913.

It is an arithmetic number, because the mean of its divisors is an integer number (199414388250).

Almost surely, 2^{1111023020211} is an apocalyptic number.

1111023020211 is a deficient number, since it is larger than the sum of its proper divisors (484292085789).

1111023020211 is a wasteful number, since it uses less digits than its factorization.

1111023020211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28487769765.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 1111023020211 its reverse (1120203201111), we get a palindrome (2231226221322).

It can be divided in two parts, 111102 and 3020211, that added together give a palindrome (3131313).

The spelling of 1111023020211 in words is "one trillion, one hundred eleven billion, twenty-three million, twenty thousand, two hundred eleven".