20203112122302 has 64 divisors (see below), whose sum is σ = 42051398538240. Its totient is φ = 6467270342400.

The previous prime is 20203112122301. The next prime is 20203112122327. The reversal of 20203112122302 is 20322121130202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20203112122301) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1097527 + ... + 6450642.

It is an arithmetic number, because the mean of its divisors is an integer number (657053102160).

Almost surely, 2^{20203112122302} is an apocalyptic number.

20203112122302 is an abundant number, since it is smaller than the sum of its proper divisors (21848286415938).

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

20203112122302 is a wasteful number, since it uses less digits than its factorization.

20203112122302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7548409.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 20203112122302 its reverse (20322121130202), we get a palindrome (40525233252504).

The spelling of 20203112122302 in words is "twenty trillion, two hundred three billion, one hundred twelve million, one hundred twenty-two thousand, three hundred two".