120013402402 has 8 divisors (see below), whose sum is σ = 190609521516. Its totient is φ = 56476895232.

The previous prime is 120013402357. The next prime is 120013402541. The reversal of 120013402402 is 204204310021.

It can be written as a sum of positive squares in 2 ways, for example, as 104632193961 + 15381208441 = 323469^2 + 124021^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×120013402402² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 120013402402.

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 3 ways as a sum of consecutive naturals, for example, 1764902943 + ... + 1764903010.

Almost surely, 2^120013402402 is an apocalyptic number.

120013402402 is a deficient number, since it is larger than the sum of its proper divisors (70596119114).

120013402402 is a wasteful number, since it uses less digits than its factorization.

120013402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3529805972.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 120013402402 its reverse (204204310021), we get a palindrome (324217712423).

The spelling of 120013402402 in words is "one hundred twenty billion, thirteen million, four hundred two thousand, four hundred two".