103202140 has 24 divisors (see below), whose sum is σ = 217107072. Its totient is φ = 41208000.

The previous prime is 103202137. The next prime is 103202147. The reversal of 103202140 is 41202301.

It is a self number, because there is not a number n which added to its sum of digits gives 103202140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103202147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7890 + ... + 16390.

It is an arithmetic number, because the mean of its divisors is an integer number (9046128).

Almost surely, 2^103202140 is an apocalyptic number.

103202140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

103202140 is an abundant number, since it is smaller than the sum of its proper divisors (113904932).

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

103202140 is a wasteful number, since it uses less digits than its factorization.

103202140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9117 (or 9115 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 13.

The square root of 103202140 is about 10158.8454068363. The cubic root of 103202140 is about 469.0612619499.

Adding to 103202140 its reverse (41202301), we get a palindrome (144404441).

The spelling of 103202140 in words is "one hundred three million, two hundred two thousand, one hundred forty".