20120426330630 has 32 divisors (see below), whose sum is σ = 38670279462144. Its totient is φ = 7519220999136.

The previous prime is 20120426330611. The next prime is 20120426330659. The reversal of 20120426330630 is 3603362402102.

It is a congruent number.

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, 1017200744 + ... + 1017220523.

It is an arithmetic number, because the mean of its divisors is an integer number (1208446233192).

Almost surely, 2^{20120426330630} is an apocalyptic number.

20120426330630 is a deficient number, since it is larger than the sum of its proper divisors (18549853131514).

20120426330630 is a wasteful number, since it uses less digits than its factorization.

20120426330630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2034421340.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 20120426330630 its reverse (3603362402102), we get a palindrome (23723788732732).

The spelling of 20120426330630 in words is "twenty trillion, one hundred twenty billion, four hundred twenty-six million, three hundred thirty thousand, six hundred thirty".