1022231222109 has 24 divisors (see below), whose sum is σ = 1491340494072. Its totient is φ = 674665459200.

The previous prime is 1022231222099. The next prime is 1022231222147. The reversal of 1022231222109 is 9012221322201.

1022231222109 is a `hidden beast` number, since 1 + 0 + 222 + 312 + 22 + 109 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 494279302500 + 527951919609 = 703050^2 + 726603^2 .

It is not a de Polignac number, because 1022231222109 - 2⁴ = 1022231222093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1022231222179) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8866377 + ... + 8980929.

It is an arithmetic number, because the mean of its divisors is an integer number (62139187253).

Almost surely, 2^{1022231222109} is an apocalyptic number.

It is an amenable number.

1022231222109 is a deficient number, since it is larger than the sum of its proper divisors (469109271963).

1022231222109 is a wasteful number, since it uses less digits than its factorization.

1022231222109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124477 (or 124474 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The spelling of 1022231222109 in words is "one trillion, twenty-two billion, two hundred thirty-one million, two hundred twenty-two thousand, one hundred nine".