11211031112 has 16 divisors (see below), whose sum is σ = 21273945840. Its totient is φ = 5537978896.

The previous prime is 11211031087. The next prime is 11211031121. The reversal of 11211031112 is 21113011211.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8441378 + ... + 8442705.

It is an arithmetic number, because the mean of its divisors is an integer number (1329621615).

Almost surely, 2^11211031112 is an apocalyptic number.

It is an amenable number.

11211031112 is a deficient number, since it is larger than the sum of its proper divisors (10062914728).

11211031112 is a wasteful number, since it uses less digits than its factorization.

11211031112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16884172 (or 16884168 counting only the distinct ones).

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

Adding to 11211031112 its reverse (21113011211), we get a palindrome (32324042323).

The spelling of 11211031112 in words is "eleven billion, two hundred eleven million, thirty-one thousand, one hundred twelve".