1111012100019 has 16 divisors (see below), whose sum is σ = 1650687219840. Its totient is φ = 738540217800.

The previous prime is 1111012099973. The next prime is 1111012100021. The reversal of 1111012100019 is 9100012101111.

It is not a de Polignac number, because 1111012100019 - 2¹² = 1111012095923 is a prime.

It is a super-2 number, since 2×1111012100019² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1111012099974 and 1111012100010.

It is not an unprimeable number, because it can be changed into a prime (1111012100039) 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, 59282557 + ... + 59301294.

It is an arithmetic number, because the mean of its divisors is an integer number (103167951240).

Almost surely, 2^{1111012100019} is an apocalyptic number.

1111012100019 is a deficient number, since it is larger than the sum of its proper divisors (539675119821).

1111012100019 is a wasteful number, since it uses less digits than its factorization.

1111012100019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118584207 (or 118584201 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 18.

The spelling of 1111012100019 in words is "one trillion, one hundred eleven billion, twelve million, one hundred thousand, nineteen".