30211310121030 has 128 divisors (see below), whose sum is σ = 80834394009600. Its totient is φ = 8029264879872.

The previous prime is 30211310121017. The next prime is 30211310121049. The reversal of 30211310121030 is 3012101311203.

30211310121030 is a `hidden beast` number, since 30 + 211 + 310 + 12 + 103 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 30211310120994 and 30211310121012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1503863226 + ... + 1503883314.

It is an arithmetic number, because the mean of its divisors is an integer number (631518703200).

Almost surely, 2^{30211310121030} is an apocalyptic number.

30211310121030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 30211310121030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (40417197004800).

30211310121030 is an abundant number, since it is smaller than the sum of its proper divisors (50623083888570).

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

30211310121030 is a wasteful number, since it uses less digits than its factorization.

30211310121030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38555 (or 38549 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 30211310121030 its reverse (3012101311203), we get a palindrome (33223411432233).

The spelling of 30211310121030 in words is "thirty trillion, two hundred eleven billion, three hundred ten million, one hundred twenty-one thousand, thirty".