11012213111 has 8 divisors (see below), whose sum is σ = 11375616000. Its totient is φ = 10649320920.

The previous prime is 11012213101. The next prime is 11012213141. The reversal of 11012213111 is 11131221011.

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 11012213111 - 2¹⁸ = 11011950967 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11012213101) 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, 83591 + ... + 170328.

It is an arithmetic number, because the mean of its divisors is an integer number (1421952000).

Almost surely, 2^11012213111 is an apocalyptic number.

11012213111 is a deficient number, since it is larger than the sum of its proper divisors (363402889).

11012213111 is a wasteful number, since it uses less digits than its factorization.

11012213111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255349.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 11012213111 its reverse (11131221011), we get a palindrome (22143434122).

The spelling of 11012213111 in words is "eleven billion, twelve million, two hundred thirteen thousand, one hundred eleven".