1011100099969 has 2 divisors, whose sum is σ = 1011100099970. Its totient is φ = 1011100099968.

The previous prime is 1011100099963. The next prime is 1011100100011. The reversal of 1011100099969 is 9699900011101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1009598924944 + 1501175025 = 1004788^2 + 38745^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1011100099969 is a prime.

It is a super-2 number, since 2×1011100099969² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1011100099963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 505550049984 + 505550049985.

It is an arithmetic number, because the mean of its divisors is an integer number (505550049985).

Almost surely, 2^{1011100099969} is an apocalyptic number.

It is an amenable number.

1011100099969 is a deficient number, since it is larger than the sum of its proper divisors (1).

1011100099969 is an equidigital number, since it uses as much as digits as its factorization.

1011100099969 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 39366, while the sum is 46.

The spelling of 1011100099969 in words is "one trillion, eleven billion, one hundred million, ninety-nine thousand, nine hundred sixty-nine".