1204234511422 has 32 divisors (see below), whose sum is σ = 1917871211520. Its totient is φ = 566193922560.

The previous prime is 1204234511411. The next prime is 1204234511471. The reversal of 1204234511422 is 2241154324021.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 655672 + ... + 1684747.

It is an arithmetic number, because the mean of its divisors is an integer number (59933475360).

Almost surely, 2^{1204234511422} is an apocalyptic number.

1204234511422 is a deficient number, since it is larger than the sum of its proper divisors (713636700098).

1204234511422 is a wasteful number, since it uses less digits than its factorization.

1204234511422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2340688.

The product of its (nonzero) digits is 15360, while the sum is 31.

Adding to 1204234511422 its reverse (2241154324021), we get a palindrome (3445388835443).

The spelling of 1204234511422 in words is "one trillion, two hundred four billion, two hundred thirty-four million, five hundred eleven thousand, four hundred twenty-two".