1022220213102 has 96 divisors (see below), whose sum is σ = 2454775300224. Its totient is φ = 304822267200.

The previous prime is 1022220213101. The next prime is 1022220213121. The reversal of 1022220213102 is 2013120222201.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022220213101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12841608 + ... + 12920964.

It is an arithmetic number, because the mean of its divisors is an integer number (25570576044).

Almost surely, 2^{1022220213102} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1022220213102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1227387650112).

1022220213102 is an abundant number, since it is smaller than the sum of its proper divisors (1432555087122).

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

1022220213102 is a wasteful number, since it uses less digits than its factorization.

1022220213102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80414 (or 80411 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1022220213102 its reverse (2013120222201), we get a palindrome (3035340435303).

Subtracting 1022220213102 from its reverse (2013120222201), we obtain a palindrome (990900009099).

The spelling of 1022220213102 in words is "one trillion, twenty-two billion, two hundred twenty million, two hundred thirteen thousand, one hundred two".