120021133342 has 16 divisors (see below), whose sum is σ = 196414065792. Its totient is φ = 54550658520.

The previous prime is 120021133313. The next prime is 120021133363. The reversal of 120021133342 is 243331120021.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 67063 + ... + 494509.

It is an arithmetic number, because the mean of its divisors is an integer number (12275879112).

Almost surely, 2^120021133342 is an apocalyptic number.

120021133342 is a deficient number, since it is larger than the sum of its proper divisors (76392932450).

120021133342 is a wasteful number, since it uses less digits than its factorization.

120021133342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 440223.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 120021133342 its reverse (243331120021), we get a palindrome (363352253363).

The spelling of 120021133342 in words is "one hundred twenty billion, twenty-one million, one hundred thirty-three thousand, three hundred forty-two".