2122004221412 has 6 divisors (see below), whose sum is σ = 3713507387478. Its totient is φ = 1061002110704.

The previous prime is 2122004221397. The next prime is 2122004221453. The reversal of 2122004221412 is 2141224002212.

It can be written as a sum of positive squares in only one way, i.e., 1485098073316 + 636906148096 = 1218646^2 + 798064^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 265250527673 + ... + 265250527680.

It is an arithmetic number, because the mean of its divisors is an integer number (618917897913).

Almost surely, 2^{2122004221412} is an apocalyptic number.

It is an amenable number.

2122004221412 is a deficient number, since it is larger than the sum of its proper divisors (1591503166066).

2122004221412 is a wasteful number, since it uses less digits than its factorization.

2122004221412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 530501055357 (or 530501055355 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 2122004221412 its reverse (2141224002212), we get a palindrome (4263228223624).

The spelling of 2122004221412 in words is "two trillion, one hundred twenty-two billion, four million, two hundred twenty-one thousand, four hundred twelve".