100202012111 has 2 divisors, whose sum is σ = 100202012112. Its totient is φ = 100202012110.

The previous prime is 100202012089. The next prime is 100202012161. The reversal of 100202012111 is 111210202001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100202012111 - 2⁶ = 100202012047 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100202012092 and 100202012101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100202012161) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50101006055 + 50101006056.

It is an arithmetic number, because the mean of its divisors is an integer number (50101006056).

Almost surely, 2^100202012111 is an apocalyptic number.

100202012111 is a deficient number, since it is larger than the sum of its proper divisors (1).

100202012111 is an equidigital number, since it uses as much as digits as its factorization.

100202012111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 100202012111 its reverse (111210202001), we get a palindrome (211412214112).

The spelling of 100202012111 in words is "one hundred billion, two hundred two million, twelve thousand, one hundred eleven".