30111133052 has 192 divisors, whose sum is σ = 72613352448. Its totient is φ = 10547712000.

The previous prime is 30111133037. The next prime is 30111133061. The reversal of 30111133052 is 25033111103.

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, 27599027 + ... + 27600117.

It is an arithmetic number, because the mean of its divisors is an integer number (378194544).

Almost surely, 2^30111133052 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 30111133052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (36306676224).

30111133052 is an abundant number, since it is smaller than the sum of its proper divisors (42502219396).

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

30111133052 is a wasteful number, since it uses less digits than its factorization.

30111133052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1300 (or 1298 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 20.

Adding to 30111133052 its reverse (25033111103), we get a palindrome (55144244155).

The spelling of 30111133052 in words is "thirty billion, one hundred eleven million, one hundred thirty-three thousand, fifty-two".