11023021032121 has 8 divisors (see below), whose sum is σ = 12757203365120. Its totient is φ = 9328704959808.

The previous prime is 11023021032097. The next prime is 11023021032137. The reversal of 11023021032121 is 12123012032011.

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 11023021032121 - 2⁴¹ = 8823997776569 is a prime.

It is a super-2 number, since 2×11023021032121² (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 (11023021035121) 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, 9966564576 + ... + 9966565681.

It is an arithmetic number, because the mean of its divisors is an integer number (1594650420640).

Almost surely, 2^{11023021032121} is an apocalyptic number.

It is an amenable number.

11023021032121 is a deficient number, since it is larger than the sum of its proper divisors (1734182332999).

11023021032121 is an equidigital number, since it uses as much as digits as its factorization.

11023021032121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19933130343.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 11023021032121 its reverse (12123012032011), we get a palindrome (23146033064132).

The spelling of 11023021032121 in words is "eleven trillion, twenty-three billion, twenty-one million, thirty-two thousand, one hundred twenty-one".