1022100200220 has 192 divisors, whose sum is σ = 3429256642560. Its totient is φ = 224534534400.

The previous prime is 1022100200189. The next prime is 1022100200249. The reversal of 1022100200220 is 220020012201.

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 = 1022100200196 and 1022100200205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1483476 + ... + 2060315.

It is an arithmetic number, because the mean of its divisors is an integer number (17860711680).

Almost surely, 2^{1022100200220} is an apocalyptic number.

1022100200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022100200220 is an abundant number, since it is smaller than the sum of its proper divisors (2407156442340).

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

1022100200220 is a wasteful number, since it uses less digits than its factorization.

1022100200220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3543856 (or 3543854 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 1022100200220 its reverse (220020012201), we get a palindrome (1242120212421).

The spelling of 1022100200220 in words is "one trillion, twenty-two billion, one hundred million, two hundred thousand, two hundred twenty".