1012122442 has 8 divisors (see below), whose sum is σ = 1518848100. Its totient is φ = 505839744.

The previous prime is 1012122413. The next prime is 1012122451. The reversal of 1012122442 is 2442212101.

1012122442 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 2 ways, for example, as 866654721 + 145467721 = 29439^2 + 12061^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 104967 + ... + 114202.

Almost surely, 2^1012122442 is an apocalyptic number.

1012122442 is a deficient number, since it is larger than the sum of its proper divisors (506725658).

1012122442 is a wasteful number, since it uses less digits than its factorization.

1012122442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221480.

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1012122442 is about 31813.8718486135. The cubic root of 1012122442 is about 1004.0245949066.

Adding to 1012122442 its reverse (2442212101), we get a palindrome (3454334543).

The spelling of 1012122442 in words is "one billion, twelve million, one hundred twenty-two thousand, four hundred forty-two".