42344001220402 has 32 divisors (see below), whose sum is σ = 72721673798400. Its totient is φ = 18114469708608.

The previous prime is 42344001220387. The next prime is 42344001220427. The reversal of 42344001220402 is 20402210044324.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15722299 + ... + 18217537.

It is an arithmetic number, because the mean of its divisors is an integer number (2272552306200).

Almost surely, 2^{42344001220402} is an apocalyptic number.

42344001220402 is a deficient number, since it is larger than the sum of its proper divisors (30377672577998).

42344001220402 is a wasteful number, since it uses less digits than its factorization.

42344001220402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2497450.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 42344001220402 its reverse (20402210044324), we get a palindrome (62746211264726).

The spelling of 42344001220402 in words is "forty-two trillion, three hundred forty-four billion, one million, two hundred twenty thousand, four hundred two".