1303006031111 has 2 divisors, whose sum is σ = 1303006031112. Its totient is φ = 1303006031110.

The previous prime is 1303006031101. The next prime is 1303006031203. The reversal of 1303006031111 is 1111306003031.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1303006031111 is a prime.

It is a super-2 number, since 2×1303006031111² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1303006031101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 651503015555 + 651503015556.

It is an arithmetic number, because the mean of its divisors is an integer number (651503015556).

Almost surely, 2^{1303006031111} is an apocalyptic number.

1303006031111 is a deficient number, since it is larger than the sum of its proper divisors (1).

1303006031111 is an equidigital number, since it uses as much as digits as its factorization.

1303006031111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 162, while the sum is 20.

The spelling of 1303006031111 in words is "one trillion, three hundred three billion, six million, thirty-one thousand, one hundred eleven".