1102012211873 has 2 divisors, whose sum is σ = 1102012211874. Its totient is φ = 1102012211872.

The previous prime is 1102012211863. The next prime is 1102012211981. The reversal of 1102012211873 is 3781122102011.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1069793038864 + 32219173009 = 1034308^2 + 179497^2 .

It is a cyclic number.

It is not a de Polignac number, because 1102012211873 - 2⁴ = 1102012211857 is a prime.

It is not a weakly prime, because it can be changed into another prime (1102012211803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 551006105936 + 551006105937.

It is an arithmetic number, because the mean of its divisors is an integer number (551006105937).

Almost surely, 2^{1102012211873} is an apocalyptic number.

It is an amenable number.

1102012211873 is a deficient number, since it is larger than the sum of its proper divisors (1).

1102012211873 is an equidigital number, since it uses as much as digits as its factorization.

1102012211873 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 29.

Adding to 1102012211873 its reverse (3781122102011), we get a palindrome (4883134313884).

The spelling of 1102012211873 in words is "one trillion, one hundred two billion, twelve million, two hundred eleven thousand, eight hundred seventy-three".