1101100121207 has 2 divisors, whose sum is σ = 1101100121208. Its totient is φ = 1101100121206.

The previous prime is 1101100121161. The next prime is 1101100121309. The reversal of 1101100121207 is 7021210011011.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1101100121207 - 2¹² = 1101100117111 is a prime.

It is a super-2 number, since 2×1101100121207² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101100121707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550550060603 + 550550060604.

It is an arithmetic number, because the mean of its divisors is an integer number (550550060604).

Almost surely, 2^{1101100121207} is an apocalyptic number.

1101100121207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101100121207 is an equidigital number, since it uses as much as digits as its factorization.

1101100121207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28, while the sum is 17.

Adding to 1101100121207 its reverse (7021210011011), we get a palindrome (8122310132218).

The spelling of 1101100121207 in words is "one trillion, one hundred one billion, one hundred million, one hundred twenty-one thousand, two hundred seven".