1021110102222 has 24 divisors (see below), whose sum is σ = 2375643911976. Its totient is φ = 291745743408.

The previous prime is 1021110102203. The next prime is 1021110102241. The reversal of 1021110102222 is 2222010111201.

It is an interprime number because it is at equal distance from previous prime (1021110102203) and next prime (1021110102241).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1736581513 + ... + 1736582100.

It is an arithmetic number, because the mean of its divisors is an integer number (98985162999).

Almost surely, 2^{1021110102222} is an apocalyptic number.

1021110102222 is an abundant number, since it is smaller than the sum of its proper divisors (1354533809754).

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

1021110102222 is a wasteful number, since it uses less digits than its factorization.

1021110102222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3473163632 (or 3473163625 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 1021110102222 its reverse (2222010111201), we get a palindrome (3243120213423).

The spelling of 1021110102222 in words is "one trillion, twenty-one billion, one hundred ten million, one hundred two thousand, two hundred twenty-two".