11002101102121 has 8 divisors (see below), whose sum is σ = 11027030553000. Its totient is φ = 10977173544960.

The previous prime is 11002101102119. The next prime is 11002101102143. The reversal of 11002101102121 is 12120110120011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 2371402884096 + 8630698218025 = 1539936^2 + 2937805^2 .

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 11002101102121 - 2¹ = 11002101102119 is a prime.

It is a super-2 number, since 2×11002101102121² (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 (11002101102101) 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, 11501925 + ... + 12421693.

It is an arithmetic number, because the mean of its divisors is an integer number (1378378819125).

Almost surely, 2^{11002101102121} is an apocalyptic number.

It is an amenable number.

11002101102121 is a deficient number, since it is larger than the sum of its proper divisors (24929450879).

11002101102121 is an equidigital number, since it uses as much as digits as its factorization.

11002101102121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 946859.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 11002101102121 its reverse (12120110120011), we get a palindrome (23122211222132).

The spelling of 11002101102121 in words is "eleven trillion, two billion, one hundred one million, one hundred two thousand, one hundred twenty-one".