10203312111122 has 16 divisors (see below), whose sum is σ = 17451818905752. Its totient is φ = 4432207975680.

The previous prime is 10203312111107. The next prime is 10203312111133. The reversal of 10203312111122 is 22111121330201.

It can be written as a sum of positive squares in 4 ways, for example, as 9942159428161 + 261152682961 = 3153119^2 + 511031^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10203312111094 and 10203312111103.

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, 11542207829 + ... + 11542208712.

Almost surely, 2^{10203312111122} is an apocalyptic number.

10203312111122 is a deficient number, since it is larger than the sum of its proper divisors (7248506794630).

10203312111122 is a wasteful number, since it uses less digits than its factorization.

10203312111122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23084416573.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 10203312111122 its reverse (22111121330201), we get a palindrome (32314433441323).

The spelling of 10203312111122 in words is "ten trillion, two hundred three billion, three hundred twelve million, one hundred eleven thousand, one hundred twenty-two".