1042021243402 has 16 divisors (see below), whose sum is σ = 1565854970400. Its totient is φ = 520070128560.

The previous prime is 1042021243397. The next prime is 1042021243427. The reversal of 1042021243402 is 2043421202401.

1042021243402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 3762124 + ... + 4029592.

It is an arithmetic number, because the mean of its divisors is an integer number (97865935650).

Almost surely, 2^{1042021243402} is an apocalyptic number.

1042021243402 is a deficient number, since it is larger than the sum of its proper divisors (523833726998).

1042021243402 is a wasteful number, since it uses less digits than its factorization.

1042021243402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270981.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1042021243402 its reverse (2043421202401), we get a palindrome (3085442445803).

The spelling of 1042021243402 in words is "one trillion, forty-two billion, twenty-one million, two hundred forty-three thousand, four hundred two".