1012422042 has 12 divisors (see below), whose sum is σ = 2193581130. Its totient is φ = 337474008.

The previous prime is 1012421999. The next prime is 1012422091. The reversal of 1012422042 is 2402242101.

1012422042 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 only one way, i.e., 687016521 + 325405521 = 26211^2 + 18039^2 .

It is a super-2 number, since 2×1012422042² = 2049996782254899528, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 56245669 = 1012422042 / (1 + 0 + 1 + 2 + 4 + 2 + 2 + 0 + 4 + 2).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28122817 + ... + 28122852.

Almost surely, 2^1012422042 is an apocalyptic number.

1012422042 is an abundant number, since it is smaller than the sum of its proper divisors (1181159088).

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

1012422042 is a wasteful number, since it uses less digits than its factorization.

1012422042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56245677 (or 56245674 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 1012422042 is about 31818.5801380263. The cubic root of 1012422042 is about 1004.1236527808.

Adding to 1012422042 its reverse (2402242101), we get a palindrome (3414664143).

The spelling of 1012422042 in words is "one billion, twelve million, four hundred twenty-two thousand, forty-two".