1010213123111 has 2 divisors, whose sum is σ = 1010213123112. Its totient is φ = 1010213123110.

The previous prime is 1010213123099. The next prime is 1010213123141. The reversal of 1010213123111 is 1113213120101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1010213123111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1010213123111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1010213123141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505106561555 + 505106561556.

It is an arithmetic number, because the mean of its divisors is an integer number (505106561556).

Almost surely, 2^{1010213123111} is an apocalyptic number.

1010213123111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1010213123111 is an equidigital number, since it uses as much as digits as its factorization.

1010213123111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 17.

Adding to 1010213123111 its reverse (1113213120101), we get a palindrome (2123426243212).

The spelling of 1010213123111 in words is "one trillion, ten billion, two hundred thirteen million, one hundred twenty-three thousand, one hundred eleven".