1922018112 has 224 divisors, whose sum is σ = 6798259200. Its totient is φ = 520183296.

The previous prime is 1922018107. The next prime is 1922018117. The reversal of 1922018112 is 2118102291.

It is an interprime number because it is at equal distance from previous prime (1922018107) and next prime (1922018117).

It is a tau number, because it is divible by the number of its divisors (224).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1922018117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 225643 + ... + 234005.

Almost surely, 2^1922018112 is an apocalyptic number.

1922018112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1922018112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3399129600).

1922018112 is an abundant number, since it is smaller than the sum of its proper divisors (4876241088).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1922018112 is a wasteful number, since it uses less digits than its factorization.

1922018112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8410 (or 8394 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 27.

The square root of 1922018112 is about 43840.8269994990. The cubic root of 1922018112 is about 1243.3283181753.

The spelling of 1922018112 in words is "one billion, nine hundred twenty-two million, eighteen thousand, one hundred twelve".