22212130004 has 6 divisors (see below), whose sum is σ = 38871227514. Its totient is φ = 11106065000.

The previous prime is 22212129997. The next prime is 22212130093. The reversal of 22212130004 is 40003121222.

It can be written as a sum of positive squares in only one way, i.e., 16933816900 + 5278313104 = 130130^2 + 72652^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2776516247 + ... + 2776516254.

It is an arithmetic number, because the mean of its divisors is an integer number (6478537919).

Almost surely, 2^22212130004 is an apocalyptic number.

It is an amenable number.

22212130004 is a deficient number, since it is larger than the sum of its proper divisors (16659097510).

22212130004 is a wasteful number, since it uses less digits than its factorization.

22212130004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5553032505 (or 5553032503 counting only the distinct ones).

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

Adding to 22212130004 its reverse (40003121222), we get a palindrome (62215251226).

The spelling of 22212130004 in words is "twenty-two billion, two hundred twelve million, one hundred thirty thousand, four".