22000143140 has 24 divisors (see below), whose sum is σ = 46370792832. Its totient is φ = 8767582560.

The previous prime is 22000143133. The next prime is 22000143157. The reversal of 22000143140 is 4134100022.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2024114 + ... + 2034953.

It is an arithmetic number, because the mean of its divisors is an integer number (1932116368).

Almost surely, 2^22000143140 is an apocalyptic number.

22000143140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22000143140 is an abundant number, since it is smaller than the sum of its proper divisors (24370649692).

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

22000143140 is a wasteful number, since it uses less digits than its factorization.

22000143140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4059347 (or 4059345 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 22000143140 its reverse (4134100022), we get a palindrome (26134243162).

The spelling of 22000143140 in words is "twenty-two billion, one hundred forty-three thousand, one hundred forty".