10909090909102 has 4 divisors (see below), whose sum is σ = 16363636363656. Its totient is φ = 5454545454550.

The previous prime is 10909090909091. The next prime is 10909090909109. The reversal of 10909090909102 is 20190909090901.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10909090909109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2727272727274 + ... + 2727272727277.

It is an arithmetic number, because the mean of its divisors is an integer number (4090909090914).

Almost surely, 2^{10909090909102} is an apocalyptic number.

10909090909102 is a deficient number, since it is larger than the sum of its proper divisors (5454545454554).

10909090909102 is an equidigital number, since it uses as much as digits as its factorization.

10909090909102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5454545454553.

The product of its (nonzero) digits is 118098, while the sum is 49.

The spelling of 10909090909102 in words is "ten trillion, nine hundred nine billion, ninety million, nine hundred nine thousand, one hundred two".