10203213020112 has 240 divisors, whose sum is σ = 33763036170240. Its totient is φ = 2814376255488.

The previous prime is 10203213020093. The next prime is 10203213020113. The reversal of 10203213020112 is 21102031230201.

10203213020112 is a `hidden beast` number, since 10 + 20 + 321 + 302 + 0 + 1 + 12 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203213020113) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 488251648 + ... + 488272544.

It is an arithmetic number, because the mean of its divisors is an integer number (140679317376).

Almost surely, 2^{10203213020112} is an apocalyptic number.

10203213020112 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 10203213020112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16881518085120).

10203213020112 is an abundant number, since it is smaller than the sum of its proper divisors (23559823150128).

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

10203213020112 is a wasteful number, since it uses less digits than its factorization.

10203213020112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37650 (or 37641 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10203213020112 its reverse (21102031230201), we get a palindrome (31305244250313).

The spelling of 10203213020112 in words is "ten trillion, two hundred three billion, two hundred thirteen million, twenty thousand, one hundred twelve".