11220100102121 has 8 divisors (see below), whose sum is σ = 11331350300424. Its totient is φ = 11108853043200.

The previous prime is 11220100102117. The next prime is 11220100102139. The reversal of 11220100102121 is 12120100102211.

It can be written as a sum of positive squares in 4 ways, for example, as 3887458928896 + 7332641173225 = 1971664^2 + 2707885^2 .

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 11220100102121 - 2² = 11220100102117 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11220100102096 and 11220100102105.

It is not an unprimeable number, because it can be changed into a prime (11220100102151) 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, 6755945 + ... + 8251241.

It is an arithmetic number, because the mean of its divisors is an integer number (1416418787553).

Almost surely, 2^{11220100102121} is an apocalyptic number.

It is an amenable number.

11220100102121 is a deficient number, since it is larger than the sum of its proper divisors (111250198303).

11220100102121 is a wasteful number, since it uses less digits than its factorization.

11220100102121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1569691.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 11220100102121 its reverse (12120100102211), we get a palindrome (23340200204332).

The spelling of 11220100102121 in words is "eleven trillion, two hundred twenty billion, one hundred million, one hundred two thousand, one hundred twenty-one".