1102120022221 has 16 divisors (see below), whose sum is σ = 1171199698560. Its totient is φ = 1034189657280.

The previous prime is 1102120022209. The next prime is 1102120022233. The reversal of 1102120022221 is 1222200212011.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1102120022209) and next prime (1102120022233).

It is a cyclic number.

It is not a de Polignac number, because 1102120022221 - 2⁷ = 1102120022093 is a prime.

It is a super-3 number, since 3×1102120022221³ (a number of 37 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1102120022195 and 1102120022204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102120022621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 362856 + ... + 1528366.

It is an arithmetic number, because the mean of its divisors is an integer number (73199981160).

Almost surely, 2^{1102120022221} is an apocalyptic number.

It is an amenable number.

1102120022221 is a deficient number, since it is larger than the sum of its proper divisors (69079676339).

1102120022221 is a wasteful number, since it uses less digits than its factorization.

1102120022221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1166004.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1102120022221 its reverse (1222200212011), we get a palindrome (2324320234232).

The spelling of 1102120022221 in words is "one trillion, one hundred two billion, one hundred twenty million, twenty-two thousand, two hundred twenty-one".