11022120021121 has 48 divisors (see below), whose sum is σ = 12890442055680. Its totient is φ = 9390761503200.

The previous prime is 11022120021091. The next prime is 11022120021139. The reversal of 11022120021121 is 12112002122011.

It is not a de Polignac number, because 11022120021121 - 2¹¹ = 11022120019073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11022120021095 and 11022120021104.

It is not an unprimeable number, because it can be changed into a prime (11022120051121) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101260236 + ... + 101369026.

It is an arithmetic number, because the mean of its divisors is an integer number (268550876160).

Almost surely, 2^{11022120021121} is an apocalyptic number.

11022120021121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11022120021121 is a deficient number, since it is larger than the sum of its proper divisors (1868322034559).

11022120021121 is a wasteful number, since it uses less digits than its factorization.

11022120021121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109306 (or 109295 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11022120021121 its reverse (12112002122011), we get a palindrome (23134122143132).

The spelling of 11022120021121 in words is "eleven trillion, twenty-two billion, one hundred twenty million, twenty-one thousand, one hundred twenty-one".