1102045302220 has 48 divisors (see below), whose sum is σ = 2448929645568. Its totient is φ = 415713341120.

The previous prime is 1102045302203. The next prime is 1102045302223. The reversal of 1102045302220 is 222035402011.

It is a happy number.

It is a super-2 number, since 2×1102045302220² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1102045302191 and 1102045302200.

It is not an unprimeable number, because it can be changed into a prime (1102045302223) 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, 16838824 + ... + 16904143.

It is an arithmetic number, because the mean of its divisors is an integer number (51019367616).

Almost surely, 2^{1102045302220} is an apocalyptic number.

1102045302220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102045302220 is an abundant number, since it is smaller than the sum of its proper divisors (1346884343348).

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

1102045302220 is a wasteful number, since it uses less digits than its factorization.

1102045302220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33743070 (or 33743068 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 22.

The spelling of 1102045302220 in words is "one trillion, one hundred two billion, forty-five million, three hundred two thousand, two hundred twenty".