11111210121014 has 32 divisors (see below), whose sum is σ = 17602901213184. Its totient is φ = 5249463640960.

The previous prime is 11111210120981. The next prime is 11111210121029. The reversal of 11111210121014 is 41012101211111.

It is a junction number, because it is equal to n+sod(n) for n = 11111210120983 and 11111210121001.

It is a congruent number.

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, 36198347 + ... + 36504009.

It is an arithmetic number, because the mean of its divisors is an integer number (550090662912).

Almost surely, 2^{11111210121014} is an apocalyptic number.

11111210121014 is a deficient number, since it is larger than the sum of its proper divisors (6491691092170).

11111210121014 is a wasteful number, since it uses less digits than its factorization.

11111210121014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 315292.

The product of its (nonzero) digits is 16, while the sum is 17.

Adding to 11111210121014 its reverse (41012101211111), we get a palindrome (52123311332125).

The spelling of 11111210121014 in words is "eleven trillion, one hundred eleven billion, two hundred ten million, one hundred twenty-one thousand, fourteen".