1020112212019 has 32 divisors (see below), whose sum is σ = 1144256827392. Its totient is φ = 904804992000.

The previous prime is 1020112211933. The next prime is 1020112212083. The reversal of 1020112212019 is 9102122110201.

It is a cyclic number.

It is not a de Polignac number, because 1020112212019 - 2¹⁷ = 1020112080947 is a prime.

It is a super-2 number, since 2×1020112212019² (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 (1020112212089) 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 31 ways as a sum of consecutive naturals, for example, 11775874 + ... + 11862184.

It is an arithmetic number, because the mean of its divisors is an integer number (35758025856).

Almost surely, 2^{1020112212019} is an apocalyptic number.

1020112212019 is a deficient number, since it is larger than the sum of its proper divisors (124144615373).

1020112212019 is a wasteful number, since it uses less digits than its factorization.

1020112212019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86947.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 1020112212019 in words is "one trillion, twenty billion, one hundred twelve million, two hundred twelve thousand, nineteen".