42303041220340 has 12 divisors (see below), whose sum is σ = 88836386562756. Its totient is φ = 16921216488128.

The previous prime is 42303041220337. The next prime is 42303041220343. The reversal of 42303041220340 is 4302214030324.

It is an interprime number because it is at equal distance from previous prime (42303041220337) and next prime (42303041220343).

It can be written as a sum of positive squares in 2 ways, for example, as 22647757389156 + 19655283831184 = 4758966^2 + 4433428^2 .

It is a junction number, because it is equal to n+sod(n) for n = 42303041220299 and 42303041220308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (42303041220343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1057576030489 + ... + 1057576030528.

It is an arithmetic number, because the mean of its divisors is an integer number (7403032213563).

Almost surely, 2^{42303041220340} is an apocalyptic number.

It is an amenable number.

42303041220340 is an abundant number, since it is smaller than the sum of its proper divisors (46533345342416).

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

42303041220340 is a wasteful number, since it uses less digits than its factorization.

42303041220340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115152061026 (or 2115152061024 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 28.

Adding to 42303041220340 its reverse (4302214030324), we get a palindrome (46605255250664).

The spelling of 42303041220340 in words is "forty-two trillion, three hundred three billion, forty-one million, two hundred twenty thousand, three hundred forty".