10203020553504 has 48 divisors (see below), whose sum is σ = 26791789433472. Its totient is φ = 3399881710848.

The previous prime is 10203020553491. The next prime is 10203020553511. The reversal of 10203020553504 is 40535502030201.

It is a tau number, because it is divible by the number of its divisors (48).

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, 17288599 + ... + 17869014.

It is an arithmetic number, because the mean of its divisors is an integer number (558162279864).

Almost surely, 2^{10203020553504} is an apocalyptic number.

It is an amenable number.

10203020553504 is an abundant number, since it is smaller than the sum of its proper divisors (16588768879968).

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

10203020553504 is a wasteful number, since it uses less digits than its factorization.

10203020553504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35160649 (or 35160641 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 10203020553504 its reverse (40535502030201), we get a palindrome (50738522583705).

The spelling of 10203020553504 in words is "ten trillion, two hundred three billion, twenty million, five hundred fifty-three thousand, five hundred four".