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10030122000 = 243353892087
BaseRepresentation
bin10010101011101011…
…11000010000010000
3221220000102222202000
421111311320100100
5131020202401000
64335140154000
7503361426123
oct112565702020
927800388660
1010030122000
114287819128
121b3b098900
13c3b005b42
146b21643ba
153da85d000
hex255d78410

10030122000 has 320 divisors, whose sum is σ = 36351244800. Its totient is φ = 2643379200.

The previous prime is 10030121987. The next prime is 10030122001. The reversal of 10030122000 is 22103001.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (10030122001) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4804957 + ... + 4807043.

It is an arithmetic number, because the mean of its divisors is an integer number (113597640).

Almost surely, 210030122000 is an apocalyptic number.

10030122000 is a gapful number since it is divisible by the number (10) 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 10030122000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18175622400).

10030122000 is an abundant number, since it is smaller than the sum of its proper divisors (26321122800).

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

10030122000 is a wasteful number, since it uses less digits than its factorization.

10030122000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2208 (or 2186 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

Adding to 10030122000 its reverse (22103001), we get a palindrome (10052225001).

The spelling of 10030122000 in words is "ten billion, thirty million, one hundred twenty-two thousand".