1042042142120 has 32 divisors (see below), whose sum is σ = 2679536937600. Its totient is φ = 357271591488.

The previous prime is 1042042142117. The next prime is 1042042142147. The reversal of 1042042142120 is 212412402401.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1860789260 + ... + 1860789819.

It is an arithmetic number, because the mean of its divisors is an integer number (83735529300).

Almost surely, 2^{1042042142120} is an apocalyptic number.

1042042142120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1042042142120 is an abundant number, since it is smaller than the sum of its proper divisors (1637494795480).

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

1042042142120 is a wasteful number, since it uses less digits than its factorization.

1042042142120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3721579097 (or 3721579093 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 1042042142120 its reverse (212412402401), we get a palindrome (1254454544521).

The spelling of 1042042142120 in words is "one trillion, forty-two billion, forty-two million, one hundred forty-two thousand, one hundred twenty".