1101220222097 has 2 divisors, whose sum is σ = 1101220222098. Its totient is φ = 1101220222096.

The previous prime is 1101220222061. The next prime is 1101220222127. The reversal of 1101220222097 is 7902220221011.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 944844264961 + 156375957136 = 972031^2 + 395444^2 .

It is an emirp because it is prime and its reverse (7902220221011) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1101220222097 - 2³² = 1096925254801 is a prime.

It is not a weakly prime, because it can be changed into another prime (1101220222997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550610111048 + 550610111049.

It is an arithmetic number, because the mean of its divisors is an integer number (550610111049).

Almost surely, 2^{1101220222097} is an apocalyptic number.

It is an amenable number.

1101220222097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101220222097 is an equidigital number, since it uses as much as digits as its factorization.

1101220222097 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 1101220222097 in words is "one trillion, one hundred one billion, two hundred twenty million, two hundred twenty-two thousand, ninety-seven".