1022021002222 has 16 divisors (see below), whose sum is σ = 1672429230000. Its totient is φ = 464546327040.

The previous prime is 1022021002207. The next prime is 1022021002241. The reversal of 1022021002222 is 2222001202201.

It is a super-2 number, since 2×1022021002222² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1022021002196 and 1022021002205.

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, 856654 + ... + 1666702.

It is an arithmetic number, because the mean of its divisors is an integer number (104526826875).

Almost surely, 2^{1022021002222} is an apocalyptic number.

1022021002222 is a deficient number, since it is larger than the sum of its proper divisors (650408227778).

1022021002222 is a wasteful number, since it uses less digits than its factorization.

1022021002222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 867411.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1022021002222 its reverse (2222001202201), we get a palindrome (3244022204423).

The spelling of 1022021002222 in words is "one trillion, twenty-two billion, twenty-one million, two thousand, two hundred twenty-two".