1101000211229 has 2 divisors, whose sum is σ = 1101000211230. Its totient is φ = 1101000211228.

The previous prime is 1101000211189. The next prime is 1101000211271. The reversal of 1101000211229 is 9221120001011.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1054051288900 + 46948922329 = 1026670^2 + 216677^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1101000211229 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1101000211229.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1101000211429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 550500105614 + 550500105615.

It is an arithmetic number, because the mean of its divisors is an integer number (550500105615).

Almost surely, 2^{1101000211229} is an apocalyptic number.

It is an amenable number.

1101000211229 is a deficient number, since it is larger than the sum of its proper divisors (1).

1101000211229 is an equidigital number, since it uses as much as digits as its factorization.

1101000211229 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 1101000211229 in words is "one trillion, one hundred one billion, two hundred eleven thousand, two hundred twenty-nine".