1822020000123 has 8 divisors (see below), whose sum is σ = 2431396350288. Its totient is φ = 1213661825024.

The previous prime is 1822020000121. The next prime is 1822020000131. The reversal of 1822020000123 is 3210000202281.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1822020000123 - 2¹ = 1822020000121 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1822020000123.

It is not an unprimeable number, because it can be changed into a prime (1822020000121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254539590 + ... + 254546747.

It is an arithmetic number, because the mean of its divisors is an integer number (303924543786).

Almost surely, 2^{1822020000123} is an apocalyptic number.

1822020000123 is a deficient number, since it is larger than the sum of its proper divisors (609376350165).

1822020000123 is a wasteful number, since it uses less digits than its factorization.

1822020000123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509087533.

The product of its (nonzero) digits is 384, while the sum is 21.

The spelling of 1822020000123 in words is "one trillion, eight hundred twenty-two billion, twenty million, one hundred twenty-three", and thus it is an aban number.