111020000022012 has 24 divisors (see below), whose sum is σ = 267979310398800. Its totient is φ = 35730574719616.

The previous prime is 111020000021981. The next prime is 111020000022037. The reversal of 111020000022012 is 210220000020111.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 159511493937 + ... + 159511494632.

It is an arithmetic number, because the mean of its divisors is an integer number (11165804599950).

Almost surely, 2^{111020000022012} is an apocalyptic number.

111020000022012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111020000022012 is an abundant number, since it is smaller than the sum of its proper divisors (156959310376788).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111020000022012 is a wasteful number, since it uses less digits than its factorization.

111020000022012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319022988605 (or 319022988603 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 111020000022012 its reverse (210220000020111), we get a palindrome (321240000042123).

The spelling of 111020000022012 in words is "one hundred eleven trillion, twenty billion, twenty-two thousand, twelve".