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230222220000 = 2535425115287
BaseRepresentation
bin1101011001101001010…
…0000100101011100000
3211000020120201112101220
43112122110010223200
512232443342020000
6253432421055040
722430056403403
oct3263224045340
9730216645356
10230222220000
1189700494423
1238750b57480
131892c74b2a6
14b1ddc53d3a
155ec68461a0
hex359a504ae0

230222220000 has 240 divisors, whose sum is σ = 758233187712. Its totient is φ = 61144000000.

The previous prime is 230222219987. The next prime is 230222220001. The reversal of 230222220000 is 22222032.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (230222220001) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15052357 + ... + 15067643.

Almost surely, 2230222220000 is an apocalyptic number.

230222220000 is a gapful number since it is divisible by the number (20) 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 230222220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (379116593856).

230222220000 is an abundant number, since it is smaller than the sum of its proper divisors (528010967712).

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

230222220000 is a wasteful number, since it uses less digits than its factorization.

230222220000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15571 (or 15548 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

Adding to 230222220000 its reverse (22222032), we get a palindrome (230244442032).

The spelling of 230222220000 in words is "two hundred thirty billion, two hundred twenty-two million, two hundred twenty thousand".