22054221004 has 48 divisors (see below), whose sum is σ = 40971571200. Its totient is φ = 10372348800.

The previous prime is 22054220971. The next prime is 22054221017. The reversal of 22054221004 is 40012245022.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 634189 + ... + 668059.

It is an arithmetic number, because the mean of its divisors is an integer number (853574400).

Almost surely, 2^22054221004 is an apocalyptic number.

It is an amenable number.

22054221004 is a deficient number, since it is larger than the sum of its proper divisors (18917350196).

22054221004 is a wasteful number, since it uses less digits than its factorization.

22054221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34054 (or 34052 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

Adding to 22054221004 its reverse (40012245022), we get a palindrome (62066466026).

The spelling of 22054221004 in words is "twenty-two billion, fifty-four million, two hundred twenty-one thousand, four".