1020222121222 has 8 divisors (see below), whose sum is σ = 1530337509936. Its totient is φ = 510109617912.

The previous prime is 1020222121199. The next prime is 1020222121231. The reversal of 1020222121222 is 2221212220201.

1020222121222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 1020222121222.

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, 829108 + ... + 1651624.

It is an arithmetic number, because the mean of its divisors is an integer number (191292188742).

Almost surely, 2^{1020222121222} is an apocalyptic number.

1020222121222 is a deficient number, since it is larger than the sum of its proper divisors (510115388714).

1020222121222 is an equidigital number, since it uses as much as digits as its factorization.

1020222121222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1442702.

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 1020222121222 its reverse (2221212220201), we get a palindrome (3241434341423).

The spelling of 1020222121222 in words is "one trillion, twenty billion, two hundred twenty-two million, one hundred twenty-one thousand, two hundred twenty-two".