1021002110222 has 16 divisors (see below), whose sum is σ = 1607960097360. Its totient is φ = 485540888448.

The previous prime is 1021002110159. The next prime is 1021002110263. The reversal of 1021002110222 is 2220112001201.

It is a junction number, because it is equal to n+sod(n) for n = 1021002110197 and 1021002110206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131365403 + ... + 131373174.

It is an arithmetic number, because the mean of its divisors is an integer number (100497506085).

Almost surely, 2^{1021002110222} is an apocalyptic number.

1021002110222 is a deficient number, since it is larger than the sum of its proper divisors (586957987138).

1021002110222 is a wasteful number, since it uses less digits than its factorization.

1021002110222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262738675.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1021002110222 its reverse (2220112001201), we get a palindrome (3241114111423).

The spelling of 1021002110222 in words is "one trillion, twenty-one billion, two million, one hundred ten thousand, two hundred twenty-two".