1042123334220 has 72 divisors (see below), whose sum is σ = 3161257104096. Its totient is φ = 277886399232.

The previous prime is 1042123334023. The next prime is 1042123334227. The reversal of 1042123334220 is 224333212401.

1042123334220 is a `hidden beast` number, since 1 + 0 + 4 + 2 + 1 + 233 + 3 + 422 + 0 = 666.

It is not an unprimeable number, because it can be changed into a prime (1042123334227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4025824 + ... + 4276856.

It is an arithmetic number, because the mean of its divisors is an integer number (43906348668).

Almost surely, 2^{1042123334220} is an apocalyptic number.

1042123334220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042123334220 is an abundant number, since it is smaller than the sum of its proper divisors (2119133769876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1042123334220 is a wasteful number, since it uses less digits than its factorization.

1042123334220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274111 (or 274106 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 1042123334220 its reverse (224333212401), we get a palindrome (1266456546621).

The spelling of 1042123334220 in words is "one trillion, forty-two billion, one hundred twenty-three million, three hundred thirty-four thousand, two hundred twenty".