30021111000 has 160 divisors (see below), whose sum is σ = 104940744480. Its totient is φ = 8005608000.

The previous prime is 30021110983. The next prime is 30021111067. The reversal of 30021111000 is 11112003.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 104316 + ... + 266315.

It is an arithmetic number, because the mean of its divisors is an integer number (655879653).

Almost surely, 2^30021111000 is an apocalyptic number.

30021111000 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

30021111000 is an abundant number, since it is smaller than the sum of its proper divisors (74919633480).

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

30021111000 is a wasteful number, since it uses less digits than its factorization.

30021111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370664 (or 370641 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 30021111000 its reverse (11112003), we get a palindrome (30032223003).

The spelling of 30021111000 in words is "thirty billion, twenty-one million, one hundred eleven thousand".