111022121001012 has 48 divisors (see below), whose sum is σ = 278981116075200. Its totient is φ = 34160352242688.

The previous prime is 111022121000993. The next prime is 111022121001013. The reversal of 111022121001012 is 210100121220111.

It is a happy number.

It is a super-2 number, since 2×111022121001012² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111022121000982 and 111022121001000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111022121001013) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15005239 + ... + 21147137.

It is an arithmetic number, because the mean of its divisors is an integer number (5812106584900).

Almost surely, 2^{111022121001012} is an apocalyptic number.

111022121001012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

111022121001012 is an abundant number, since it is smaller than the sum of its proper divisors (167958995074188).

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

111022121001012 is a wasteful number, since it uses less digits than its factorization.

111022121001012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6257792 (or 6257790 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111022121001012 its reverse (210100121220111), we get a palindrome (321122242221123).

The spelling of 111022121001012 in words is "one hundred eleven trillion, twenty-two billion, one hundred twenty-one million, one thousand, twelve".