1043420143012 has 12 divisors (see below), whose sum is σ = 1966445654236. Its totient is φ = 481578527520.

The previous prime is 1043420143001. The next prime is 1043420143013. The reversal of 1043420143012 is 2103410243401.

It can be written as a sum of positive squares in 2 ways, for example, as 70068207616 + 973351935396 = 264704^2 + 986586^2 .

It is a super-3 number, since 3×1043420143012³ (a number of 37 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1043420143013) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10032885939 + ... + 10032886042.

Almost surely, 2^{1043420143012} is an apocalyptic number.

It is an amenable number.

1043420143012 is a deficient number, since it is larger than the sum of its proper divisors (923025511224).

1043420143012 is a wasteful number, since it uses less digits than its factorization.

1043420143012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20065771998 (or 20065771996 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 1043420143012 its reverse (2103410243401), we get a palindrome (3146830386413).

The spelling of 1043420143012 in words is "one trillion, forty-three billion, four hundred twenty million, one hundred forty-three thousand, twelve".