1211024342 has 16 divisors (see below), whose sum is σ = 2098246032. Its totient is φ = 518085120.

The previous prime is 1211024341. The next prime is 1211024357. The reversal of 1211024342 is 2434201121.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1211024341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1618643 + ... + 1619390.

It is an arithmetic number, because the mean of its divisors is an integer number (131140377).

Almost surely, 2^1211024342 is an apocalyptic number.

1211024342 is a deficient number, since it is larger than the sum of its proper divisors (887221690).

1211024342 is a wasteful number, since it uses less digits than its factorization.

1211024342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3238063.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1211024342 is about 34799.7750280084. The cubic root of 1211024342 is about 1065.9028519874.

Adding to 1211024342 its reverse (2434201121), we get a palindrome (3645225463).

The spelling of 1211024342 in words is "one billion, two hundred eleven million, twenty-four thousand, three hundred forty-two".