10203103021112 has 32 divisors (see below), whose sum is σ = 19159297822080. Its totient is φ = 5093961830880.

The previous prime is 10203103021079. The next prime is 10203103021193. The reversal of 10203103021112 is 21112030130201.

It is a super-2 number, since 2×10203103021112² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

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, 16453763 + ... + 17062605.

It is an arithmetic number, because the mean of its divisors is an integer number (598728056940).

Almost surely, 2^{10203103021112} is an apocalyptic number.

It is an amenable number.

10203103021112 is a deficient number, since it is larger than the sum of its proper divisors (8956194800968).

10203103021112 is a wasteful number, since it uses less digits than its factorization.

10203103021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611963 (or 611959 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 10203103021112 its reverse (21112030130201), we get a palindrome (31315133151313).

The spelling of 10203103021112 in words is "ten trillion, two hundred three billion, one hundred three million, twenty-one thousand, one hundred twelve".