10203211112031 has 128 divisors (see below), whose sum is σ = 18740365701120. Its totient is φ = 5354366976000.

The previous prime is 10203211112011. The next prime is 10203211112033. The reversal of 10203211112031 is 13021111230201.

10203211112031 is a `hidden beast` number, since 10 + 20 + 321 + 111 + 203 + 1 = 666.

It is not a de Polignac number, because 10203211112031 - 2¹¹ = 10203211109983 is a prime.

It is a super-2 number, since 2×10203211112031² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10203211111995 and 10203211112013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10203211112033) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 21897381 + ... + 22358481.

It is an arithmetic number, because the mean of its divisors is an integer number (146409107040).

Almost surely, 2^{10203211112031} is an apocalyptic number.

10203211112031 is a deficient number, since it is larger than the sum of its proper divisors (8537154589089).

10203211112031 is a wasteful number, since it uses less digits than its factorization.

10203211112031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 461302 (or 461296 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 10203211112031 its reverse (13021111230201), we get a palindrome (23224322342232).

The spelling of 10203211112031 in words is "ten trillion, two hundred three billion, two hundred eleven million, one hundred twelve thousand, thirty-one".