1212041242 has 8 divisors (see below), whose sum is σ = 1822860000. Its totient is φ = 604421244.

The previous prime is 1212041209. The next prime is 1212041251. The reversal of 1212041242 is 2421402121.

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, 798742 + ... + 800257.

It is an arithmetic number, because the mean of its divisors is an integer number (227857500).

Almost surely, 2^1212041242 is an apocalyptic number.

1212041242 is a deficient number, since it is larger than the sum of its proper divisors (610818758).

1212041242 is a wasteful number, since it uses less digits than its factorization.

1212041242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599380.

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

The square root of 1212041242 is about 34814.3826887682. The cubic root of 1212041242 is about 1066.2011155661.

Adding to 1212041242 its reverse (2421402121), we get a palindrome (3633443363).

The spelling of 1212041242 in words is "one billion, two hundred twelve million, forty-one thousand, two hundred forty-two".