1020221222102 has 8 divisors (see below), whose sum is σ = 1530343129512. Its totient is φ = 510106845600.

The previous prime is 1020221222023. The next prime is 1020221222131. The reversal of 1020221222102 is 2012221220201.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1530899 + ... + 2093822.

It is an arithmetic number, because the mean of its divisors is an integer number (191292891189).

Almost surely, 2^{1020221222102} is an apocalyptic number.

1020221222102 is a deficient number, since it is larger than the sum of its proper divisors (510121907410).

1020221222102 is a wasteful number, since it uses less digits than its factorization.

1020221222102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765454.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 1020221222102 its reverse (2012221220201), we get a palindrome (3032442442303).

The spelling of 1020221222102 in words is "one trillion, twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, one hundred two".