22143202000311 has 48 divisors (see below), whose sum is σ = 35839695919104. Its totient is φ = 12102476291136.

The previous prime is 22143202000303. The next prime is 22143202000331. The reversal of 22143202000311 is 11300020234122.

It is not a de Polignac number, because 22143202000311 - 2³ = 22143202000303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22143202000331) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 67669785 + ... + 67996221.

It is an arithmetic number, because the mean of its divisors is an integer number (746660331648).

Almost surely, 2^{22143202000311} is an apocalyptic number.

22143202000311 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

22143202000311 is a deficient number, since it is larger than the sum of its proper divisors (13696493918793).

22143202000311 is a wasteful number, since it uses less digits than its factorization.

22143202000311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346540 (or 346533 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 22143202000311 its reverse (11300020234122), we get a palindrome (33443222234433).

The spelling of 22143202000311 in words is "twenty-two trillion, one hundred forty-three billion, two hundred two million, three hundred eleven", and thus it is an aban number.