20355103263000 has 256 divisors, whose sum is σ = 70230437821440. Its totient is φ = 4866973056000.

The previous prime is 20355103262987. The next prime is 20355103263013. The reversal of 20355103263000 is 36230155302.

It is an interprime number because it is at equal distance from previous prime (20355103262987) and next prime (20355103263013).

It is a super-3 number, since 3×20355103263000³ (a number of 41 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1815804 + ... + 6633803.

It is an arithmetic number, because the mean of its divisors is an integer number (274337647740).

Almost surely, 2^{20355103263000} is an apocalyptic number.

20355103263000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20355103263000 is an abundant number, since it is smaller than the sum of its proper divisors (49875334558440).

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

20355103263000 is a wasteful number, since it uses less digits than its factorization.

20355103263000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8449715 (or 8449701 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 30.

The spelling of 20355103263000 in words is "twenty trillion, three hundred fifty-five billion, one hundred three million, two hundred sixty-three thousand".