1020020001222 has 8 divisors (see below), whose sum is σ = 2040040002456. Its totient is φ = 340006667072.

The previous prime is 1020020001191. The next prime is 1020020001251. The reversal of 1020020001222 is 2221000200201.

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

1020020001222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1020020001198 and 1020020001207.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 85001666763 + ... + 85001666774.

It is an arithmetic number, because the mean of its divisors is an integer number (255005000307).

Almost surely, 2^{1020020001222} is an apocalyptic number.

1020020001222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1020020001222 is a wasteful number, since it uses less digits than its factorization.

1020020001222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170003333542.

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

Adding to 1020020001222 its reverse (2221000200201), we get a palindrome (3241020201423).

The spelling of 1020020001222 in words is "one trillion, twenty billion, twenty million, one thousand, two hundred twenty-two".