1022000000022 has 48 divisors (see below), whose sum is σ = 2222756757312. Its totient is φ = 339371233920.

The previous prime is 1022000000011. The next prime is 1022000000039. The reversal of 1022000000022 is 2200000002201.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 1021999999950 and 1022000000013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30502563 + ... + 30536049.

It is an arithmetic number, because the mean of its divisors is an integer number (46307432444).

Almost surely, 2^{1022000000022} is an apocalyptic number.

1022000000022 is an abundant number, since it is smaller than the sum of its proper divisors (1200756757290).

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

1022000000022 is a wasteful number, since it uses less digits than its factorization.

1022000000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39893 (or 39890 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

Adding to 1022000000022 its reverse (2200000002201), we get a palindrome (3222000002223).

The spelling of 1022000000022 in words is "one trillion, twenty-two billion, twenty-two", and thus it is an aban number and an uban number.