1022100110220 has 96 divisors (see below), whose sum is σ = 3332432130048. Its totient is φ = 229214898432.

The previous prime is 1022100110209. The next prime is 1022100110237. The reversal of 1022100110220 is 220110012201.

It is a super-2 number, since 2×1022100110220² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 1022100110196 and 1022100110205.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22935964 + ... + 22980483.

It is an arithmetic number, because the mean of its divisors is an integer number (34712834688).

Almost surely, 2^{1022100110220} is an apocalyptic number.

1022100110220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022100110220 is an abundant number, since it is smaller than the sum of its proper divisors (2310332019828).

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

1022100110220 is a wasteful number, since it uses less digits than its factorization.

1022100110220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45916519 (or 45916517 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1022100110220 its reverse (220110012201), we get a palindrome (1242210122421).

The spelling of 1022100110220 in words is "one trillion, twenty-two billion, one hundred million, one hundred ten thousand, two hundred twenty".