10002056122 has 16 divisors (see below), whose sum is σ = 15041458152. Its totient is φ = 4988252160.

The previous prime is 10002056111. The next prime is 10002056143. The reversal of 10002056122 is 22165020001.

It can be written as a sum of positive squares in 4 ways, for example, as 8714035801 + 1288020321 = 93349^2 + 35889^2 .

It is a super-2 number, since 2×10002056122² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10002056122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1789372 + ... + 1794952.

Almost surely, 2^10002056122 is an apocalyptic number.

10002056122 is a deficient number, since it is larger than the sum of its proper divisors (5039402030).

10002056122 is a wasteful number, since it uses less digits than its factorization.

10002056122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7713.

The product of its (nonzero) digits is 240, while the sum is 19.

Adding to 10002056122 its reverse (22165020001), we get a palindrome (32167076123).

The spelling of 10002056122 in words is "ten billion, two million, fifty-six thousand, one hundred twenty-two".