20303012311122 has 16 divisors (see below), whose sum is σ = 40606419189312. Its totient is φ = 6767605009200.

The previous prime is 20303012311103. The next prime is 20303012311147. The reversal of 20303012311122 is 22111321030302.

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, 15769254 + ... + 17008097.

It is an arithmetic number, because the mean of its divisors is an integer number (2537901199332).

Almost surely, 2^{20303012311122} is an apocalyptic number.

20303012311122 is an abundant number, since it is smaller than the sum of its proper divisors (20303406878190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20303012311122 is a wasteful number, since it uses less digits than its factorization.

20303012311122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32880593.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20303012311122 its reverse (22111321030302), we get a palindrome (42414333341424).

The spelling of 20303012311122 in words is "twenty trillion, three hundred three billion, twelve million, three hundred eleven thousand, one hundred twenty-two".