1001111009051 has 2 divisors, whose sum is σ = 1001111009052. Its totient is φ = 1001111009050.

The previous prime is 1001111009021. The next prime is 1001111009057. The reversal of 1001111009051 is 1509001111001.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1001111009051 is a prime.

It is a super-2 number, since 2×1001111009051² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1001111009057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500555504525 + 500555504526.

It is an arithmetic number, because the mean of its divisors is an integer number (500555504526).

Almost surely, 2^{1001111009051} is an apocalyptic number.

1001111009051 is a deficient number, since it is larger than the sum of its proper divisors (1).

1001111009051 is an equidigital number, since it uses as much as digits as its factorization.

1001111009051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 45, while the sum is 20.

The spelling of 1001111009051 in words is "one trillion, one billion, one hundred eleven million, nine thousand, fifty-one".