11011210121009 has 8 divisors (see below), whose sum is σ = 12594079272960. Its totient is φ = 9430800752736.

The previous prime is 11011210120969. The next prime is 11011210121053. The reversal of 11011210121009 is 90012101211011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11011210121009 - 2¹² = 11011210116913 is a prime.

It is a super-2 number, since 2×11011210121009² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11011210121209) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 614936324 + ... + 614954229.

It is an arithmetic number, because the mean of its divisors is an integer number (1574259909120).

Almost surely, 2^{11011210121009} is an apocalyptic number.

It is an amenable number.

11011210121009 is a deficient number, since it is larger than the sum of its proper divisors (1582869151951).

11011210121009 is a wasteful number, since it uses less digits than its factorization.

11011210121009 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1229891839.

The product of its (nonzero) digits is 36, while the sum is 20.

The spelling of 11011210121009 in words is "eleven trillion, eleven billion, two hundred ten million, one hundred twenty-one thousand, nine".