103440432020212 has 48 divisors (see below), whose sum is σ = 207883120693248. Its totient is φ = 44117015286240.

The previous prime is 103440432020209. The next prime is 103440432020239. The reversal of 103440432020212 is 212020234044301.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10978137 + ... + 18094207.

It is an arithmetic number, because the mean of its divisors is an integer number (4330898347776).

Almost surely, 2^{103440432020212} is an apocalyptic number.

It is an amenable number.

103440432020212 is an abundant number, since it is smaller than the sum of its proper divisors (104442688673036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

103440432020212 is a wasteful number, since it uses less digits than its factorization.

103440432020212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7118596 (or 7118594 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 103440432020212 its reverse (212020234044301), we get a palindrome (315460666064513).

The spelling of 103440432020212 in words is "one hundred three trillion, four hundred forty billion, four hundred thirty-two million, twenty thousand, two hundred twelve".