100111201033 has 2 divisors, whose sum is σ = 100111201034. Its totient is φ = 100111201032.

The previous prime is 100111201019. The next prime is 100111201061. The reversal of 100111201033 is 330102111001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68323163769 + 31788037264 = 261387^2 + 178292^2 .

It is a cyclic number.

It is not a de Polignac number, because 100111201033 - 2²¹ = 100109103881 is a prime.

It is not a weakly prime, because it can be changed into another prime (100111201063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50055600516 + 50055600517.

It is an arithmetic number, because the mean of its divisors is an integer number (50055600517).

Almost surely, 2^100111201033 is an apocalyptic number.

It is an amenable number.

100111201033 is a deficient number, since it is larger than the sum of its proper divisors (1).

100111201033 is an equidigital number, since it uses as much as digits as its factorization.

100111201033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 100111201033 its reverse (330102111001), we get a palindrome (430213312034).

The spelling of 100111201033 in words is "one hundred billion, one hundred eleven million, two hundred one thousand, thirty-three".