1234220000042 has 8 divisors (see below), whose sum is σ = 1851335160096. Its totient is φ = 617108280012.

The previous prime is 1234220000029. The next prime is 1234220000053. The reversal of 1234220000042 is 2400000224321.

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

It is a junction number, because it is equal to n+sod(n) for n = 1234219999969 and 1234220000023.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415013 + ... + 1625015.

It is an arithmetic number, because the mean of its divisors is an integer number (231416895012).

Almost surely, 2^{1234220000042} is an apocalyptic number.

1234220000042 is a deficient number, since it is larger than the sum of its proper divisors (617115160054).

1234220000042 is a wasteful number, since it uses less digits than its factorization.

1234220000042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720012.

The product of its (nonzero) digits is 768, while the sum is 20.

Adding to 1234220000042 its reverse (2400000224321), we get a palindrome (3634220224363).

The spelling of 1234220000042 in words is "one trillion, two hundred thirty-four billion, two hundred twenty million, forty-two", and thus it is an aban number.