112122011021019 has 4 divisors (see below), whose sum is σ = 149496014694696. Its totient is φ = 74748007347344.

The previous prime is 112122011021011. The next prime is 112122011021057. The reversal of 112122011021019 is 910120110221211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112122011021019 - 2³ = 112122011021011 is a prime.

It is a super-2 number, since 2×112122011021019² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 112122011021019.

It is not an unprimeable number, because it can be changed into a prime (112122011021011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18687001836834 + ... + 18687001836839.

It is an arithmetic number, because the mean of its divisors is an integer number (37374003673674).

Almost surely, 2^{112122011021019} is an apocalyptic number.

112122011021019 is a deficient number, since it is larger than the sum of its proper divisors (37374003673677).

112122011021019 is an equidigital number, since it uses as much as digits as its factorization.

112122011021019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37374003673676.

The product of its (nonzero) digits is 144, while the sum is 24.

The spelling of 112122011021019 in words is "one hundred twelve trillion, one hundred twenty-two billion, eleven million, twenty-one thousand, nineteen".