20323103420202 has 32 divisors (see below), whose sum is σ = 44492652146880. Its totient is φ = 6137497355520.

The previous prime is 20323103420161. The next prime is 20323103420219. The reversal of 20323103420202 is 20202430132302.

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, 525451327 + ... + 525490002.

It is an arithmetic number, because the mean of its divisors is an integer number (1390395379590).

Almost surely, 2^{20323103420202} is an apocalyptic number.

20323103420202 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

20323103420202 is an abundant number, since it is smaller than the sum of its proper divisors (24169548726678).

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

20323103420202 is a wasteful number, since it uses less digits than its factorization.

20323103420202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1050941638.

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 20323103420202 its reverse (20202430132302), we get a palindrome (40525533552504).

The spelling of 20323103420202 in words is "twenty trillion, three hundred twenty-three billion, one hundred three million, four hundred twenty thousand, two hundred two".