1102101102009 has 6 divisors (see below), whose sum is σ = 1591923814026. Its totient is φ = 734734068000.

The previous prime is 1102101101987. The next prime is 1102101102023. The reversal of 1102101102009 is 9002011012011.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 890871699600 + 211229402409 = 943860^2 + 459597^2 .

It is not a de Polignac number, because 1102101102009 - 2⁸ = 1102101101753 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1102101101982 and 1102101102000.

It is not an unprimeable number, because it can be changed into a prime (1102101102029) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61227838992 + ... + 61227839009.

It is an arithmetic number, because the mean of its divisors is an integer number (265320635671).

Almost surely, 2^{1102101102009} is an apocalyptic number.

It is an amenable number.

1102101102009 is a deficient number, since it is larger than the sum of its proper divisors (489822712017).

1102101102009 is a wasteful number, since it uses less digits than its factorization.

1102101102009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122455678007 (or 122455678004 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 18.

The spelling of 1102101102009 in words is "one trillion, one hundred two billion, one hundred one million, one hundred two thousand, nine".