1042123031342 has 8 divisors (see below), whose sum is σ = 1563362147496. Its totient is φ = 521002315512.

The previous prime is 1042123031333. The next prime is 1042123031353. The reversal of 1042123031342 is 2431303212401.

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

It is a super-2 number, since 2×1042123031342² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29578073 + ... + 29613284.

It is an arithmetic number, because the mean of its divisors is an integer number (195420268437).

Almost surely, 2^{1042123031342} is an apocalyptic number.

1042123031342 is a deficient number, since it is larger than the sum of its proper divisors (521239116154).

1042123031342 is an equidigital number, since it uses as much as digits as its factorization.

1042123031342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59200162.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1042123031342 its reverse (2431303212401), we get a palindrome (3473426243743).

The spelling of 1042123031342 in words is "one trillion, forty-two billion, one hundred twenty-three million, thirty-one thousand, three hundred forty-two".