1100020222220 has 24 divisors (see below), whose sum is σ = 2310347660544. Its totient is φ = 439949956736.

The previous prime is 1100020222193. The next prime is 1100020222237. The reversal of 1100020222220 is 222220200011.

It is a junction number, because it is equal to n+sod(n) for n = 1100020222195 and 1100020222204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3477932 + ... + 3781011.

It is an arithmetic number, because the mean of its divisors is an integer number (96264485856).

Almost surely, 2^{1100020222220} is an apocalyptic number.

1100020222220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1100020222220 is an abundant number, since it is smaller than the sum of its proper divisors (1210327438324).

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

1100020222220 is a wasteful number, since it uses less digits than its factorization.

1100020222220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7266529 (or 7266527 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 1100020222220 its reverse (222220200011), we get a palindrome (1322240422231).

The spelling of 1100020222220 in words is "one trillion, one hundred billion, twenty million, two hundred twenty-two thousand, two hundred twenty".