30321133030 has 64 divisors (see below), whose sum is σ = 57344474880. Its totient is φ = 11531059200.

The previous prime is 30321133021. The next prime is 30321133039. The reversal of 30321133030 is 3033112303.

It is an interprime number because it is at equal distance from previous prime (30321133021) and next prime (30321133039).

It is a super-2 number, since 2×30321133030² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 30321132989 and 30321133007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (30321133039) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4640806 + ... + 4647334.

It is an arithmetic number, because the mean of its divisors is an integer number (896007420).

Almost surely, 2^30321133030 is an apocalyptic number.

30321133030 is a deficient number, since it is larger than the sum of its proper divisors (27023341850).

30321133030 is a wasteful number, since it uses less digits than its factorization.

30321133030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6865.

The product of its (nonzero) digits is 486, while the sum is 19.

Adding to 30321133030 its reverse (3033112303), we get a palindrome (33354245333).

The spelling of 30321133030 in words is "thirty billion, three hundred twenty-one million, one hundred thirty-three thousand, thirty".