1121100220019 has 16 divisors (see below), whose sum is σ = 1222432078560. Its totient is φ = 1021970856960.

The previous prime is 1121100220007. The next prime is 1121100220027. The reversal of 1121100220019 is 9100220011211.

It is a cyclic number.

It is not a de Polignac number, because 1121100220019 - 2⁸ = 1121100219763 is a prime.

It is a super-2 number, since 2×1121100220019² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121100220049) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 382949 + ... + 1545590.

It is an arithmetic number, because the mean of its divisors is an integer number (76402004910).

Almost surely, 2^{1121100220019} is an apocalyptic number.

1121100220019 is a deficient number, since it is larger than the sum of its proper divisors (101331858541).

1121100220019 is a wasteful number, since it uses less digits than its factorization.

1121100220019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1929110.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 1121100220019 in words is "one trillion, one hundred twenty-one billion, one hundred million, two hundred twenty thousand, nineteen".