10402244212 has 6 divisors (see below), whose sum is σ = 18203927378. Its totient is φ = 5201122104.

The previous prime is 10402244147. The next prime is 10402244219. The reversal of 10402244212 is 21244220401.

It can be written as a sum of positive squares in only one way, i.e., 6233734116 + 4168510096 = 78954^2 + 64564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10402244219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1300280523 + ... + 1300280530.

Almost surely, 2^10402244212 is an apocalyptic number.

It is an amenable number.

10402244212 is a deficient number, since it is larger than the sum of its proper divisors (7801683166).

10402244212 is a wasteful number, since it uses less digits than its factorization.

10402244212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600561057 (or 2600561055 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 22.

Adding to 10402244212 its reverse (21244220401), we get a palindrome (31646464613).

The spelling of 10402244212 in words is "ten billion, four hundred two million, two hundred forty-four thousand, two hundred twelve".