202103241340 has 192 divisors, whose sum is σ = 583101066240. Its totient is φ = 56795074560.

The previous prime is 202103241331. The next prime is 202103241341. The reversal of 202103241340 is 43142301202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202103241341) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 743476 + ... + 978244.

It is an arithmetic number, because the mean of its divisors is an integer number (3036984720).

Almost surely, 2^202103241340 is an apocalyptic number.

202103241340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202103241340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (291550533120).

202103241340 is an abundant number, since it is smaller than the sum of its proper divisors (380997824900).

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

202103241340 is a wasteful number, since it uses less digits than its factorization.

202103241340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234852 (or 234850 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 202103241340 its reverse (43142301202), we get a palindrome (245245542542).

The spelling of 202103241340 in words is "two hundred two billion, one hundred three million, two hundred forty-one thousand, three hundred forty".