1030312111211 has 2 divisors, whose sum is σ = 1030312111212. Its totient is φ = 1030312111210.

The previous prime is 1030312111187. The next prime is 1030312111259. The reversal of 1030312111211 is 1121112130301.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1030312111211 - 2²² = 1030307916907 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1030312111211.

It is not a weakly prime, because it can be changed into another prime (1030312111291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 515156055605 + 515156055606.

It is an arithmetic number, because the mean of its divisors is an integer number (515156055606).

Almost surely, 2^{1030312111211} is an apocalyptic number.

1030312111211 is a deficient number, since it is larger than the sum of its proper divisors (1).

1030312111211 is an equidigital number, since it uses as much as digits as its factorization.

1030312111211 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 1030312111211 its reverse (1121112130301), we get a palindrome (2151424241512).

The spelling of 1030312111211 in words is "one trillion, thirty billion, three hundred twelve million, one hundred eleven thousand, two hundred eleven".