11112021211012 has 48 divisors (see below), whose sum is σ = 19860519813120. Its totient is φ = 5438747607552.

The previous prime is 11112021210973. The next prime is 11112021211121. The reversal of 11112021211012 is 21011212021111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206673789 + ... + 206727547.

It is an arithmetic number, because the mean of its divisors is an integer number (413760829440).

Almost surely, 2^{11112021211012} is an apocalyptic number.

It is an amenable number.

11112021211012 is a deficient number, since it is larger than the sum of its proper divisors (8748498602108).

11112021211012 is a wasteful number, since it uses less digits than its factorization.

11112021211012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59140 (or 59138 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 11112021211012 its reverse (21011212021111), we get a palindrome (32123233232123).

The spelling of 11112021211012 in words is "eleven trillion, one hundred twelve billion, twenty-one million, two hundred eleven thousand, twelve".