1042224012 has 36 divisors (see below), whose sum is σ = 2684223360. Its totient is φ = 340852512.

The previous prime is 1042223893. The next prime is 1042224023. The reversal of 1042224012 is 2104222401.

1042224012 is a `hidden beast` number, since 1 + 0 + 422 + 240 + 1 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×1042224012² = 2172461782378752288, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 271212 + ... + 275027.

It is an arithmetic number, because the mean of its divisors is an integer number (74561760).

Almost surely, 2^1042224012 is an apocalyptic number.

1042224012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042224012 is an abundant number, since it is smaller than the sum of its proper divisors (1641999348).

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

1042224012 is a wasteful number, since it uses less digits than its factorization.

1042224012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 546302 (or 546297 counting only the distinct ones).

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

The square root of 1042224012 is about 32283.4944205239. The cubic root of 1042224012 is about 1013.8810943284.

Adding to 1042224012 its reverse (2104222401), we get a palindrome (3146446413).

It can be divided in two parts, 104222401 and 2, that multiplied together give a palindrome (208444802).

The spelling of 1042224012 in words is "one billion, forty-two million, two hundred twenty-four thousand, twelve".