11102110211947 has 2 divisors, whose sum is σ = 11102110211948. Its totient is φ = 11102110211946.

The previous prime is 11102110211939. The next prime is 11102110211963. The reversal of 11102110211947 is 74911201120111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11102110211947 - 2³ = 11102110211939 is a prime.

It is a super-2 number, since 2×11102110211947² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (11102110211147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5551055105973 + 5551055105974.

It is an arithmetic number, because the mean of its divisors is an integer number (5551055105974).

Almost surely, 2^{11102110211947} is an apocalyptic number.

11102110211947 is a deficient number, since it is larger than the sum of its proper divisors (1).

11102110211947 is an equidigital number, since it uses as much as digits as its factorization.

11102110211947 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 31.

The spelling of 11102110211947 in words is "eleven trillion, one hundred two billion, one hundred ten million, two hundred eleven thousand, nine hundred forty-seven".