22133000340 has 144 divisors (see below), whose sum is σ = 74622352896. Its totient is φ = 5264313600.

The previous prime is 22133000327. The next prime is 22133000359. The reversal of 22133000340 is 4300033122.

22133000340 is a `hidden beast` number, since 2 + 21 + 3 + 300 + 0 + 340 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 516 + ... + 210395.

It is an arithmetic number, because the mean of its divisors is an integer number (518210784).

Almost surely, 2^22133000340 is an apocalyptic number.

22133000340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22133000340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37311176448).

22133000340 is an abundant number, since it is smaller than the sum of its proper divisors (52489352556).

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

22133000340 is a wasteful number, since it uses less digits than its factorization.

22133000340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 210990 (or 210985 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 18.

Adding to 22133000340 its reverse (4300033122), we get a palindrome (26433033462).

The spelling of 22133000340 in words is "twenty-two billion, one hundred thirty-three million, three hundred forty", and thus it is an aban number.