1111020012011 has 8 divisors (see below), whose sum is σ = 1367409245664. Its totient is φ = 879048800640.

The previous prime is 1111020011977. The next prime is 1111020012031. The reversal of 1111020012011 is 1102100201111.

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 1111020012011 - 2¹⁴ = 1111019995627 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1111020011983 and 1111020012001.

It is not an unprimeable number, because it can be changed into a prime (1111020012031) 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, 6104505470 + ... + 6104505651.

It is an arithmetic number, because the mean of its divisors is an integer number (170926155708).

Almost surely, 2^{1111020012011} is an apocalyptic number.

1111020012011 is a deficient number, since it is larger than the sum of its proper divisors (256389233653).

1111020012011 is a wasteful number, since it uses less digits than its factorization.

1111020012011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12209011141.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 1111020012011 its reverse (1102100201111), we get a palindrome (2213120213122).

The spelling of 1111020012011 in words is "one trillion, one hundred eleven billion, twenty million, twelve thousand, eleven".