1022011222000 has 40 divisors (see below), whose sum is σ = 2471223139632. Its totient is φ = 408804488000.

The previous prime is 1022011221977. The next prime is 1022011222019. The reversal of 1022011222000 is 2221102201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (40).

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, 255500806 + ... + 255504805.

Almost surely, 2^{1022011222000} is an apocalyptic number.

1022011222000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1022011222000 is an abundant number, since it is smaller than the sum of its proper divisors (1449211917632).

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

1022011222000 is an equidigital number, since it uses as much as digits as its factorization.

1022011222000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511005634 (or 511005618 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1022011222000 its reverse (2221102201), we get a palindrome (1024232324201).

The spelling of 1022011222000 in words is "one trillion, twenty-two billion, eleven million, two hundred twenty-two thousand".