1022221101121 has 16 divisors (see below), whose sum is σ = 1141148448000. Its totient is φ = 907629221520.

The previous prime is 1022221101091. The next prime is 1022221101149. The reversal of 1022221101121 is 1211011222201.

It is a cyclic number.

It is not a de Polignac number, because 1022221101121 - 2¹¹ = 1022221099073 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1022221101095 and 1022221101104.

It is not an unprimeable number, because it can be changed into a prime (1022221102121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10118766 + ... + 10219288.

It is an arithmetic number, because the mean of its divisors is an integer number (71321778000).

Almost surely, 2^{1022221101121} is an apocalyptic number.

1022221101121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1022221101121 is a deficient number, since it is larger than the sum of its proper divisors (118927346879).

1022221101121 is a wasteful number, since it uses less digits than its factorization.

1022221101121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122076.

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

Adding to 1022221101121 its reverse (1211011222201), we get a palindrome (2233232323322).

The spelling of 1022221101121 in words is "one trillion, twenty-two billion, two hundred twenty-one million, one hundred one thousand, one hundred twenty-one".