22001302000 has 40 divisors (see below), whose sum is σ = 53199153072. Its totient is φ = 8800520000.

The previous prime is 22001301953. The next prime is 22001302009. The reversal of 22001302000 is 20310022.

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

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22001302009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5498326 + ... + 5502325.

Almost surely, 2^22001302000 is an apocalyptic number.

22001302000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22001302000 is an abundant number, since it is smaller than the sum of its proper divisors (31197851072).

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

22001302000 is a wasteful number, since it uses less digits than its factorization.

22001302000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11000674 (or 11000658 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

Adding to 22001302000 its reverse (20310022), we get a palindrome (22021612022).

The spelling of 22001302000 in words is "twenty-two billion, one million, three hundred two thousand".