1042243021032 has 64 divisors (see below), whose sum is σ = 2633050929600. Its totient is φ = 343759526400.

The previous prime is 1042243021031. The next prime is 1042243021117. The reversal of 1042243021032 is 2301203422401.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1042243020993 and 1042243021011.

It is not an unprimeable number, because it can be changed into a prime (1042243021031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3766603 + ... + 4033829.

It is an arithmetic number, because the mean of its divisors is an integer number (41141420775).

Almost surely, 2^{1042243021032} is an apocalyptic number.

1042243021032 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1042243021032 is an abundant number, since it is smaller than the sum of its proper divisors (1590807908568).

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

1042243021032 is a wasteful number, since it uses less digits than its factorization.

1042243021032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268946 (or 268942 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

Adding to 1042243021032 its reverse (2301203422401), we get a palindrome (3343446443433).

The spelling of 1042243021032 in words is "one trillion, forty-two billion, two hundred forty-three million, twenty-one thousand, thirty-two".