22143203406147 has 32 divisors (see below), whose sum is σ = 31078286487360. Its totient is φ = 14003523072000.

The previous prime is 22143203406143. The next prime is 22143203406187. The reversal of 22143203406147 is 74160430234122.

It is not a de Polignac number, because 22143203406147 - 2² = 22143203406143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22143203406143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2307447 + ... + 7043487.

It is an arithmetic number, because the mean of its divisors is an integer number (971196452730).

Almost surely, 2^{22143203406147} is an apocalyptic number.

22143203406147 is a deficient number, since it is larger than the sum of its proper divisors (8935083081213).

22143203406147 is a wasteful number, since it uses less digits than its factorization.

22143203406147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4737015.

The product of its (nonzero) digits is 193536, while the sum is 39.

The spelling of 22143203406147 in words is "twenty-two trillion, one hundred forty-three billion, two hundred three million, four hundred six thousand, one hundred forty-seven".