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1133022220 = 225112468191
BaseRepresentation
bin100001110001000…
…1000110000001100
32220221222111021221
41003202020300030
54310023202340
6304232333124
740035346531
oct10342106014
92827874257
101133022220
1153161a400
122775441a4
13150973465
14aa696d88
156970a44a
hex43888c0c

1133022220 has 36 divisors (see below), whose sum is σ = 2615320512. Its totient is φ = 412007200.

The previous prime is 1133022211. The next prime is 1133022229. The reversal of 1133022220 is 222203311.

It is an interprime number because it is at equal distance from previous prime (1133022211) and next prime (1133022229).

It is a junction number, because it is equal to n+sod(n) for n = 1133022194 and 1133022203.

It is not an unprimeable number, because it can be changed into a prime (1133022229) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 231676 + ... + 236515.

It is an arithmetic number, because the mean of its divisors is an integer number (72647792).

Almost surely, 21133022220 is an apocalyptic number.

1133022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133022220 is an abundant number, since it is smaller than the sum of its proper divisors (1482298292).

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

1133022220 is a wasteful number, since it uses less digits than its factorization.

1133022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468222 (or 468209 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 1133022220 is about 33660.3954225140. The cubic root of 1133022220 is about 1042.5081904097.

Adding to 1133022220 its reverse (222203311), we get a palindrome (1355225531).

The spelling of 1133022220 in words is "one billion, one hundred thirty-three million, twenty-two thousand, two hundred twenty".

Divisors: 1 2 4 5 10 11 20 22 44 55 110 121 220 242 484 605 1210 2420 468191 936382 1872764 2340955 4681910 5150101 9363820 10300202 20600404 25750505 51501010 56651111 103002020 113302222 226604444 283255555 566511110 1133022220