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2222020200 = 2335237101991
BaseRepresentation
bin1000010001110001…
…0101011001101000
312201212010022200110
42010130111121220
514022314121300
61004253334320
7106030601001
oct20434253150
95655108613
102222020200
11a402aa734
125201973a0
1329547146a
141711701a8
15d011b550
hex84715668

2222020200 has 192 divisors, whose sum is σ = 7151685120. Its totient is φ = 570240000.

The previous prime is 2222020187. The next prime is 2222020253. The reversal of 2222020200 is 20202222.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a super Niven number, because it is divisible the sum of any subset of its (nonzero) digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2241705 + ... + 2242695.

It is an arithmetic number, because the mean of its divisors is an integer number (37248360).

Almost surely, 22222020200 is an apocalyptic number.

2222020200 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 2222020200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3575842560).

2222020200 is an abundant number, since it is smaller than the sum of its proper divisors (4929664920).

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

2222020200 is a wasteful number, since it uses less digits than its factorization.

2222020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1148 (or 1139 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2222020200 is about 47138.3092611519. The cubic root of 2222020200 is about 1304.9163346782.

Adding to 2222020200 its reverse (20202222), we get a palindrome (2242222422).

The spelling of 2222020200 in words is "two billion, two hundred twenty-two million, twenty thousand, two hundred".