1102222013220 has 36 divisors (see below), whose sum is σ = 3343406773980. Its totient is φ = 293925870144.

The previous prime is 1102222013213. The next prime is 1102222013231. The reversal of 1102222013220 is 223102222011.

It can be written as a sum of positive squares in 2 ways, for example, as 874670116644 + 227551896576 = 935238^2 + 477024^2 .

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1102222013193 and 1102222013202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3061727635 + ... + 3061727994.

Almost surely, 2^{1102222013220} is an apocalyptic number.

1102222013220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102222013220 is an abundant number, since it is smaller than the sum of its proper divisors (2241184760760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1102222013220 is a wasteful number, since it uses less digits than its factorization.

1102222013220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6123455644 (or 6123455639 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1102222013220 its reverse (223102222011), we get a palindrome (1325324235231).

The spelling of 1102222013220 in words is "one trillion, one hundred two billion, two hundred twenty-two million, thirteen thousand, two hundred twenty".