112100012021019 has 96 divisors (see below), whose sum is σ = 170289371234304. Its totient is φ = 65500142400000.

The previous prime is 112100012020957. The next prime is 112100012021033. The reversal of 112100012021019 is 910120210001211.

It is not a de Polignac number, because 112100012021019 - 2¹⁶ = 112100011955483 is a prime.

It is a super-2 number, since 2×112100012021019² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 112100012020986 and 112100012021004.

It is not an unprimeable number, because it can be changed into a prime (112100012021069) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 786093414 + ... + 786236004.

It is an arithmetic number, because the mean of its divisors is an integer number (1773847617024).

Almost surely, 2^{112100012021019} is an apocalyptic number.

112100012021019 is a deficient number, since it is larger than the sum of its proper divisors (58189359213285).

112100012021019 is a wasteful number, since it uses less digits than its factorization.

112100012021019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143281 (or 143270 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 21.

The spelling of 112100012021019 in words is "one hundred twelve trillion, one hundred billion, twelve million, twenty-one thousand, nineteen".