22145302000 has 40 divisors (see below), whose sum is σ = 53547345072. Its totient is φ = 8858120000.

The previous prime is 22145301967. The next prime is 22145302007. The reversal of 22145302000 is 20354122.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22145302007) 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, 5534326 + ... + 5538325.

Almost surely, 2^22145302000 is an apocalyptic number.

22145302000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22145302000 is an abundant number, since it is smaller than the sum of its proper divisors (31402043072).

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

22145302000 is a wasteful number, since it uses less digits than its factorization.

22145302000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11072674 (or 11072658 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

Adding to 22145302000 its reverse (20354122), we get a palindrome (22165656122).

The spelling of 22145302000 in words is "twenty-two billion, one hundred forty-five million, three hundred two thousand".