1022210220100 has 108 divisors (see below), whose sum is σ = 2390515382640. Its totient is φ = 378354110400.

The previous prime is 1022210220019. The next prime is 1022210220181. The reversal of 1022210220100 is 10220122201.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1022210220019) and next prime (1022210220181).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3367615 + ... + 3658585.

Almost surely, 2^{1022210220100} is an apocalyptic number.

1022210220100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022210220100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1195257691320).

1022210220100 is an abundant number, since it is smaller than the sum of its proper divisors (1368305162540).

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

1022210220100 is a wasteful number, since it uses less digits than its factorization.

1022210220100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291090 (or 291040 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1022210220100 its reverse (10220122201), we get a palindrome (1032430342301).

The spelling of 1022210220100 in words is "one trillion, twenty-two billion, two hundred ten million, two hundred twenty thousand, one hundred".