1022112340 has 24 divisors (see below), whose sum is σ = 2181625992. Its totient is φ = 402142080.

The previous prime is 1022112323. The next prime is 1022112359. The reversal of 1022112340 is 432112201.

1022112340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 126067984 + 896044356 = 11228^2 + 29934^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417679 + ... + 420118.

It is an arithmetic number, because the mean of its divisors is an integer number (90901083).

Almost surely, 2^1022112340 is an apocalyptic number.

1022112340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022112340 is an abundant number, since it is smaller than the sum of its proper divisors (1159513652).

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

1022112340 is a wasteful number, since it uses less digits than its factorization.

1022112340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 837867 (or 837865 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 1022112340 is about 31970.4917071977. The cubic root of 1022112340 is about 1007.3171093249.

Adding to 1022112340 its reverse (432112201), we get a palindrome (1454224541).

The spelling of 1022112340 in words is "one billion, twenty-two million, one hundred twelve thousand, three hundred forty".