103040143012 has 6 divisors (see below), whose sum is σ = 180320250278. Its totient is φ = 51520071504.

The previous prime is 103040143007. The next prime is 103040143013. The reversal of 103040143012 is 210341040301.

It can be written as a sum of positive squares in only one way, i.e., 102967824996 + 72318016 = 320886^2 + 8504^2 .

It is a super-3 number, since 3×103040143012³ (a number of 34 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (103040143013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12880017873 + ... + 12880017880.

Almost surely, 2^103040143012 is an apocalyptic number.

It is an amenable number.

103040143012 is a deficient number, since it is larger than the sum of its proper divisors (77280107266).

103040143012 is a wasteful number, since it uses less digits than its factorization.

103040143012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25760035757 (or 25760035755 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 103040143012 its reverse (210341040301), we get a palindrome (313381183313).

The spelling of 103040143012 in words is "one hundred three billion, forty million, one hundred forty-three thousand, twelve".