30301010040 has 192 divisors, whose sum is σ = 106142983200. Its totient is φ = 6899837952.

The previous prime is 30301010039. The next prime is 30301010041. The reversal of 30301010040 is 4001010303.

It is an interprime number because it is at equal distance from previous prime (30301010039) and next prime (30301010041).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 30301009998 and 30301010025.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30301010041) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1572142 + ... + 1591298.

Almost surely, 2^30301010040 is an apocalyptic number.

30301010040 is a gapful number since it is divisible by the number (30) 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 30301010040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53071491600).

30301010040 is an abundant number, since it is smaller than the sum of its proper divisors (75841973160).

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

30301010040 is a wasteful number, since it uses less digits than its factorization.

30301010040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19454 (or 19443 counting only the distinct ones).

The product of its (nonzero) digits is 36, while the sum is 12.

Adding to 30301010040 its reverse (4001010303), we get a palindrome (34302020343).

The spelling of 30301010040 in words is "thirty billion, three hundred one million, ten thousand, forty".