10203232003212 has 96 divisors (see below), whose sum is σ = 25693246014912. Its totient is φ = 3139977609216.

The previous prime is 10203232003199. The next prime is 10203232003247. The reversal of 10203232003212 is 21230023230201.

It is a happy number.

It is a super-2 number, since 2×10203232003212² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45493 + ... + 4517580.

It is an arithmetic number, because the mean of its divisors is an integer number (267637979322).

Almost surely, 2^{10203232003212} is an apocalyptic number.

10203232003212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10203232003212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12846623007456).

10203232003212 is an abundant number, since it is smaller than the sum of its proper divisors (15490014011700).

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

10203232003212 is a wasteful number, since it uses less digits than its factorization.

10203232003212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4563307 (or 4563305 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 10203232003212 its reverse (21230023230201), we get a palindrome (31433255233413).

The spelling of 10203232003212 in words is "ten trillion, two hundred three billion, two hundred thirty-two million, three thousand, two hundred twelve".