10011203211020 has 36 divisors (see below), whose sum is σ = 23108504607552. Its totient is φ = 3640437530400.

The previous prime is 10011203211011. The next prime is 10011203211029. The reversal of 10011203211020 is 2011230211001.

It is an interprime number because it is at equal distance from previous prime (10011203211011) and next prime (10011203211029).

It is a junction number, because it is equal to n+sod(n) for n = 10011203210986 and 10011203211004.

It is not an unprimeable number, because it can be changed into a prime (10011203211029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2068427996 + ... + 2068432835.

Almost surely, 2^{10011203211020} is an apocalyptic number.

10011203211020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10011203211020 is an abundant number, since it is smaller than the sum of its proper divisors (13097301396532).

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

10011203211020 is a wasteful number, since it uses less digits than its factorization.

10011203211020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4136860862 (or 4136860849 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 10011203211020 its reverse (2011230211001), we get a palindrome (12022433422021).

The spelling of 10011203211020 in words is "ten trillion, eleven billion, two hundred three million, two hundred eleven thousand, twenty".