3021221242 has 8 divisors (see below), whose sum is σ = 4880434356. Its totient is φ = 1394409792.

The previous prime is 3021221239. The next prime is 3021221251. The reversal of 3021221242 is 2421221203.

It can be written as a sum of positive squares in 2 ways, for example, as 3018293721 + 2927521 = 54939^2 + 1711^2 .

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

It is a super-2 number, since 2×3021221242² = 18255555586224045128, which contains 22 as substring.

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, 58100383 + ... + 58100434.

Almost surely, 2^3021221242 is an apocalyptic number.

3021221242 is a deficient number, since it is larger than the sum of its proper divisors (1859213114).

3021221242 is a wasteful number, since it uses less digits than its factorization.

3021221242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116200832.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 3021221242 is about 54965.6369198065. The cubic root of 3021221242 is about 1445.6422861175.

Adding to 3021221242 its reverse (2421221203), we get a palindrome (5442442445).

The spelling of 3021221242 in words is "three billion, twenty-one million, two hundred twenty-one thousand, two hundred forty-two".