10100220111031 has 2 divisors, whose sum is σ = 10100220111032. Its totient is φ = 10100220111030.

The previous prime is 10100220110921. The next prime is 10100220111061. The reversal of 10100220111031 is 13011102200101.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10100220111031 - 2¹¹ = 10100220108983 is a prime.

It is a super-2 number, since 2×10100220111031² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10100220111061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5050110055515 + 5050110055516.

It is an arithmetic number, because the mean of its divisors is an integer number (5050110055516).

Almost surely, 2^{10100220111031} is an apocalyptic number.

10100220111031 is a deficient number, since it is larger than the sum of its proper divisors (1).

10100220111031 is an equidigital number, since it uses as much as digits as its factorization.

10100220111031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 10100220111031 its reverse (13011102200101), we get a palindrome (23111322311132).

The spelling of 10100220111031 in words is "ten trillion, one hundred billion, two hundred twenty million, one hundred eleven thousand, thirty-one".