10400342122 has 16 divisors (see below), whose sum is σ = 15754943880. Its totient is φ = 5148890368.

The previous prime is 10400342053. The next prime is 10400342137. The reversal of 10400342122 is 22124300401.

It can be written as a sum of positive squares in 4 ways, for example, as 6029677801 + 4370664321 = 77651^2 + 66111^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 10400342122.

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, 57798 + ... + 155374.

Almost surely, 2^10400342122 is an apocalyptic number.

10400342122 is a deficient number, since it is larger than the sum of its proper divisors (5354601758).

10400342122 is a wasteful number, since it uses less digits than its factorization.

10400342122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98105.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 10400342122 its reverse (22124300401), we get a palindrome (32524642523).

The spelling of 10400342122 in words is "ten billion, four hundred million, three hundred forty-two thousand, one hundred twenty-two".